- 系列 :
-
- 021 ASM (4)
- 031 AS (2)
- 059 PLL-SI (2)
- 093 PMG-SI (3)
- 094 PME-SI (1)
- 136 RVI (3)
- 138 AML (1)
- 148 RUS (3)
- 157 PUM-SI (4)
- 159 PUL-SI (2)
- AFK (16)
- AFK_V (5)
- ALC10 (1)
- ALF20 (1)
- ALF40 (2)
- B41041 (1)
- B41042 (1)
- B43540 (9)
- B43544 (7)
- B43547 (2)
- B43601 (35)
- B43640 (5)
- B43642 (1)
- FK (30)
- GXE (5)
- UBT (4)
- UBW (4)
- UCD (39)
- UPJ (8)
- UPV (4)
- WCAP-ATLI (4)
- WCAP-ATLL (6)
- WCAP-ATUL (2)
- YXH (2)
- 尺寸/尺寸 :
-
- 0.197" Dia (5.00mm) (2)
- 0.248" Dia (6.30mm) (31)
- 0.315" Dia (8.00mm) (26)
- 0.394" Dia (10.00mm) (9)
- 0.394" Dia x 0.709" L (10.00mm x 18.00mm) (4)
- 0.394" Dia x 0.984" L (10.00mm x 25.00mm) (2)
- 0.394" Dia x 1.181" L (10.00mm x 30.00mm) (1)
- 0.492" Dia (12.50mm) (67)
- 0.709" Dia (18.00mm) (2)
- 0.866" Dia (22.00mm) (8)
- 0.984" Dia (25.00mm) (30)
- 1.181" Dia (30.00mm) (13)
- 1.378" Dia (35.00mm) (20)
- 1.575" Dia (40.00mm) (2)
- 高度-座位（最大） :
-
- 0.315" (8.00mm) (21)
- 0.413" (10.50mm) (3)
- 0.492" (12.50mm) (4)
- 0.512" (13.00mm) (6)
- 0.532" (13.50mm) (11)
- 0.551" (14.00mm) (53)
- 0.563" (14.30mm) (5)
- 0.571" (14.50mm) (15)
- 0.630" (16.00mm) (6)
- 0.650" (16.50mm) (2)
- 0.689" (17.50mm) (5)
- 0.846" (21.50mm) (3)
- 0.866" (22.00mm) (1)
- 1.063" (27.00mm) (8)
- 1.071" (27.20mm) (4)
- 1.260" (32.00mm) (9)
- 1.268" (32.20mm) (3)
- 1.378" (35.00mm) (1)
- 1.457" (37.00mm) (12)
- 1.465" (37.20mm) (6)
- 1.654" (42.00mm) (8)
- 1.661" (42.20mm) (3)
- 1.772" (45.00mm) (1)
- 1.850" (47.00mm) (3)
- 2.047" (52.00mm) (7)
- 2.055" (52.20mm) (1)
- 2.244" (57.00mm) (6)
- 2.252" (57.20mm) (3)
- 容忍 :
- ESR（等效串联电阻） :
-
- - (620)
- 210 mOhm @ 100Hz (11)
- 220 mOhm @ 100Hz (2)
- 230 mOhm @ 100Hz (35)
- 240 mOhm @ 100Hz (2)
- 270 mOhm @ 100Hz (9)
- 280 mOhm (1)
- 320 mOhm (6)
- 320 mOhm @ 100kHz (15)
- 390 mOhm @ 100Hz (2)
- 400 mOhm @ 120Hz (1)
- 420 mOhm @ 120Hz (2)
- 430 mOhm @ 100Hz (2)
- 461 mOhm @ 100Hz (2)
- 470 mOhm @ 100Hz (1)
- 500 mOhm @ 120Hz (1)
- 505 mOhm @ 100Hz (3)
- 521 mOhm @ 100Hz (2)
- 800 mOhm (2)
- 800 mOhm @ 100Hz (4)
- 温度下的寿命。 :
-
- 1000 Hrs @ 135°C (4)
- 10000 Hrs @ 105°C (5)
- 10000 Hrs @ 85°C (44)
- 2000 Hrs @ 105°C (43)
- 2000 Hrs @ 125°C (9)
- 2000 Hrs @ 85°C (5)
- 2500 Hrs @ 85°C (4)
- 3000 Hrs @ 105°C (9)
- 3000 Hrs @ 85°C (2)
- 4000 Hrs @ 105°C (2)
- 5000 Hrs @ 105°C (78)
- 5000 Hrs @ 85°C (4)
- 6000 Hrs @ 105°C (3)
- 7000 Hrs @ 105°C (6)
- 8000 Hrs @ 105°C (1)
- 低频时的纹波电流 :
-
- 1.18A @ 120Hz (1)
- 1.482A @ 120Hz (2)
- 1.51A @ 100Hz (2)
- 1.52A @ 100Hz (9)
- 1.58A @ 120Hz (1)
- 1.5A @ 100Hz (2)
- 1.73A @ 100Hz (2)
- 1.74A @ 120Hz (2)
- 1.75A @ 100Hz (9)
- 1.77A @ 100Hz (7)
- 1.82A @ 100Hz (3)
- 1.87A @ 120Hz (1)
- 1.88A @ 100Hz (2)
- 1.89A @ 120Hz (2)
- 136mA @ 120Hz (4)
- 145mA @ 120Hz (21)
- 157.5mA @ 100Hz (2)
- 170mA @ 120Hz (9)
- 175mA @ 120Hz (3)
- 2.01A @ 100Hz (2)
- 2.03A @ 100Hz (1)
- 2.11A @ 120Hz (1)
- 2.14A @ 120Hz (1)
- 2.21A @ 100Hz (2)
- 2.23A @ 100Hz (7)
- 2.2A @ 100Hz (1)
- 2.33A @ 100Hz (7)
- 2.38A @ 100Hz (7)
- 2.49A @ 100Hz (2)
- 225mA @ 100Hz (1)
- 230mA @ 100Hz (3)
- 250mA @ 120Hz (15)
- 255.84mA @ 120Hz (2)
- 275mA @ 120Hz (4)
- 310mA @ 120Hz (4)
- 330mA @ 100Hz (2)
- 375mA @ 120Hz (51)
- 404mA @ 120Hz (1)
- 430mA @ 100Hz (2)
- 459.36mA @ 120Hz (2)
- 466.32mA @ 120Hz (2)
- 490mA @ 100Hz (1)
- 525mA @ 120Hz (2)
- 799.4mA @ 120Hz (1)
- 高频时的纹波电流 :
-
- 1.142A @ 100kHz (1)
- 2.436A @ 10kHz (2)
- 2.47A @ 100kHz (2)
- 2.618A @ 10kHz (1)
- 2.92A @ 10kHz (2)
- 230mA @ 100kHz (2)
- 280mA @ 100kHz (2)
- 290mA @ 100kHz (21)
- 340mA @ 100kHz (13)
- 350mA @ 100kHz (3)
- 4.36A @ 10kHz (2)
- 405mA @ 10kHz (8)
- 415mA @ 100kHz (1)
- 429mA @ 10kHz (2)
- 492mA @ 100kHz (2)
- 500mA @ 100kHz (61)
- 686mA @ 10kHz (1)
- 700mA @ 100kHz (2)
- 792mA @ 100kHz (2)
- 804mA @ 100kHz (2)
- 已选择过滤 :
219 产品
| 图片 | 型号 | 价格 | 数量 | 库存 | 制造商 | 描述 | 系列 | 零件状态 | 包装材料 | 额定电压 | 工作温度 | 评级 | 安装类型 | 尺寸/尺寸 | 高度-座位（最大） | 电容 | 容忍 | 应用 | 包装/箱 | 引线间距 | 阻抗 | ESR（等效串联电阻） | 温度下的寿命。 | 低频时的纹波电流 | 高频时的纹波电流 | 表面贴装焊盘尺寸 | 极化 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|
获得报价 |
1,364
有现货
|
EPCOS (TDK) | CAP ALUM 220UF 20% 63V RADIAL | B41041 | Obsolete | Bulk | 63V | -40°C ~ 105°C | - | Through Hole | 0.394" Dia (10.00mm) | 0.846" (21.50mm) | 220µF | ±20% | General Purpose | Radial, Can | 0.197" (5.00mm) | 320 mOhms | - | 2000 Hrs @ 105°C | 404mA @ 120Hz | - | - | Polar | ||
|
|
|
获得报价 |
3,726
有现货
|
EPCOS (TDK) | CAP ALUM 220UF 20% 63V RADIAL | B41042 | Obsolete | Bulk | 63V | -55°C ~ 105°C | - | Through Hole | 0.492" Dia (12.50mm) | 0.866" (22.00mm) | 220µF | ±20% | General Purpose | Radial, Can | 0.197" (5.00mm) | 320 mOhms | - | 5000 Hrs @ 105°C | 799.4mA @ 120Hz | 1.142A @ 100kHz | - | Polar | ||
|
|
获得报价 |
2,860
有现货
|
Cornell Dubilier Electronics (CDE) | CAP ALUM 68UF 20% 80V SMD | AFK | Obsolete | Bulk | 80V | -55°C ~ 105°C | AEC-Q200 | Surface Mount | 0.492" Dia (12.50mm) | 0.551" (14.00mm) | 68µF | ±20% | Automotive, Bypass, Decoupling | Radial, Can - SMD | - | 320 mOhms | 320 mOhm @ 100kHz | 5000 Hrs @ 105°C | 375mA @ 120Hz | 500mA @ 100kHz | 0.531" L x 0.590" W (13.50mm x 15.00mm) | Polar | ||
|
|
|
获得报价 |
3,001
有现货
|
Cornell Dubilier Electronics (CDE) | CAP ALUM 68UF 20% 100V SMD | AFK | Obsolete | Bulk | 100V | -55°C ~ 105°C | AEC-Q200 | Surface Mount | 0.492" Dia (12.50mm) | 0.551" (14.00mm) | 68µF | ±20% | Automotive, Bypass, Decoupling | Radial, Can - SMD | - | 320 mOhms | 320 mOhm @ 100kHz | 5000 Hrs @ 105°C | 375mA @ 120Hz | 500mA @ 100kHz | 0.531" L x 0.590" W (13.50mm x 15.00mm) | Polar | ||
|
|
|
获得报价 |
2,488
有现货
|
Cornell Dubilier Electronics (CDE) | CAP ALUM 47UF 20% 100V SMD | AFK | Obsolete | Bulk | 100V | -55°C ~ 105°C | AEC-Q200 | Surface Mount | 0.492" Dia (12.50mm) | 0.551" (14.00mm) | 47µF | ±20% | Automotive, Bypass, Decoupling | Radial, Can - SMD | - | 320 mOhms | 320 mOhm @ 100kHz | 5000 Hrs @ 105°C | 375mA @ 120Hz | 500mA @ 100kHz | 0.531" L x 0.590" W (13.50mm x 15.00mm) | Polar | ||
|
|
|
获得报价 |
3,673
有现货
|
Cornell Dubilier Electronics (CDE) | CAP ALUM 150UF 20% 80V SMD | AFK | Discontinued at Digi-Key | Bulk | 80V | -55°C ~ 105°C | AEC-Q200 | Surface Mount | 0.492" Dia (12.50mm) | 0.551" (14.00mm) | 150µF | ±20% | Automotive, Bypass, Decoupling | Radial, Can - SMD | - | 320 mOhms | 320 mOhm @ 100kHz | 5000 Hrs @ 105°C | 375mA @ 120Hz | 500mA @ 100kHz | 0.531" L x 0.590" W (13.50mm x 15.00mm) | Polar | ||
|
|
|
获得报价 |
868
有现货
|
Cornell Dubilier Electronics (CDE) | CAP ALUM 100UF 20% 80V SMD | AFK | Discontinued at Digi-Key | Bulk | 80V | -55°C ~ 105°C | AEC-Q200 | Surface Mount | 0.492" Dia (12.50mm) | 0.551" (14.00mm) | 100µF | ±20% | Automotive, Bypass, Decoupling | Radial, Can - SMD | - | 320 mOhms | 320 mOhm @ 100kHz | 5000 Hrs @ 105°C | 375mA @ 120Hz | 500mA @ 100kHz | 0.531" L x 0.590" W (13.50mm x 15.00mm) | Polar | ||
|
|
|
获得报价 |
3,981
有现货
|
EPCOS (TDK) | CAP ALUM SNAP | B43544 | Active | - | 500V | -25°C ~ 105°C | - | Through Hole | 1.378" Dia (35.00mm) | 2.055" (52.20mm) | 390µF | ±20% | General Purpose | Radial, Can - Snap-In | 0.394" (10.00mm) | 320 mOhms | 210 mOhm @ 100Hz | 3000 Hrs @ 105°C | 2.21A @ 100Hz | - | - | Polar | ||
|
|
|
获得报价 |
3,702
有现货
|
EPCOS (TDK) | CAP ALUM 470UF 20% 400V SNAP | B43601 | Active | Bulk | 400V | -40°C ~ 85°C | - | Through Hole | 1.378" Dia (35.00mm) | 1.457" (37.00mm) | 470µF | ±20% | General Purpose | Radial, Can - Snap-In | 0.394" (10.00mm) | 320 mOhms | 230 mOhm @ 100Hz | 10000 Hrs @ 85°C | 2.23A @ 100Hz | - | - | Polar | ||
|
|
|
获得报价 |
2,767
有现货
|
EPCOS (TDK) | CAP ALUM 470UF 20% 400V SNAP | B43601 | Active | Bulk | 400V | -40°C ~ 85°C | - | Through Hole | 1.378" Dia (35.00mm) | 1.457" (37.00mm) | 470µF | ±20% | General Purpose | Radial, Can - Snap-In - 3 Lead | 0.394" (10.00mm) | 320 mOhms | 230 mOhm @ 100Hz | 10000 Hrs @ 85°C | 2.23A @ 100Hz | - | - | Polar | ||
|
|
|
获得报价 |
3,885
有现货
|
EPCOS (TDK) | CAP ALUM 470UF 20% 400V SNAP | B43601 | Active | Bulk | 400V | -40°C ~ 85°C | - | Through Hole | 1.378" Dia (35.00mm) | 1.457" (37.00mm) | 470µF | ±20% | General Purpose | Radial, Can - Snap-In | 0.394" (10.00mm) | 320 mOhms | 230 mOhm @ 100Hz | 10000 Hrs @ 85°C | 2.23A @ 100Hz | - | - | Polar | ||
|
|
获得报价 |
841
有现货
|
EPCOS (TDK) | CAP ALUM 470UF 20% 400V SNAP | B43642 | Active | Bulk | 400V | -40°C ~ 105°C | - | Through Hole | 1.181" Dia (30.00mm) | 1.654" (42.00mm) | 470µF | ±20% | General Purpose | Radial, Can - Snap-In | 0.394" (10.00mm) | 320 mOhms | 210 mOhm @ 100Hz | 3000 Hrs @ 105°C | 2.03A @ 100Hz | - | - | Polar | ||
|
|
获得报价 |
1,723
有现货
|
Vishay BC Components | 330F 500V 35X45MM 105C 5000H | 159 PUL-SI | Active | Bulk | 500V | -25°C ~ 105°C | - | Through Hole | 1.378" Dia (35.00mm) | 1.850" (47.00mm) | 330µF | ±20% | General Purpose | Radial, Can - Snap-In - 3 Lead | 0.394" (10.00mm) | 320 mOhms | 430 mOhm @ 100Hz | 5000 Hrs @ 105°C | 1.74A @ 120Hz | 2.436A @ 10kHz | - | Polar | ||
|
|
|
获得报价 |
3,385
有现货
|
EPCOS (TDK) | CAP ALUM 470UF 20% 400V SNAP | B43601 | Active | Bulk | 400V | -40°C ~ 85°C | - | Through Hole | 1.378" Dia (35.00mm) | 1.465" (37.20mm) | 470µF | ±20% | General Purpose | Radial, Can - Snap-In | 0.394" (10.00mm) | 320 mOhms | 230 mOhm @ 100Hz | 10000 Hrs @ 85°C | 2.23A @ 100Hz | - | - | Polar | ||
|
|
|
获得报价 |
2,522
有现货
|
EPCOS (TDK) | CAP ALUM 470UF 20% 400V SNAP | B43601 | Active | Bulk | 400V | -40°C ~ 85°C | - | Through Hole | 1.378" Dia (35.00mm) | 1.465" (37.20mm) | 470µF | ±20% | General Purpose | Radial, Can - Snap-In - 3 Lead | 0.394" (10.00mm) | 320 mOhms | 230 mOhm @ 100Hz | 10000 Hrs @ 85°C | 2.23A @ 100Hz | - | - | Polar | ||
|
|
|
获得报价 |
1,157
有现货
|
EPCOS (TDK) | CAP ALUM 470UF 20% 400V SNAP | B43601 | Active | Bulk | 400V | -40°C ~ 85°C | - | Through Hole | 1.378" Dia (35.00mm) | 1.465" (37.20mm) | 470µF | ±20% | General Purpose | Radial, Can - Snap-In | 0.394" (10.00mm) | 320 mOhms | 230 mOhm @ 100Hz | 10000 Hrs @ 85°C | 2.23A @ 100Hz | - | - | Polar | ||
|
|
|
获得报价 |
3,495
有现货
|
EPCOS (TDK) | CAP ALUM 470UF 20% 400V SNAP | B43601 | Active | Bulk | 400V | -40°C ~ 85°C | - | Through Hole | 1.181" Dia (30.00mm) | 1.654" (42.00mm) | 470µF | ±20% | General Purpose | Radial, Can - Snap-In | 0.394" (10.00mm) | 320 mOhms | 230 mOhm @ 100Hz | 10000 Hrs @ 85°C | 2.38A @ 100Hz | - | - | Polar | ||
|
|
|
获得报价 |
3,138
有现货
|
EPCOS (TDK) | CAP ALUM 470UF 20% 400V SNAP | B43601 | Active | Bulk | 400V | -40°C ~ 85°C | - | Through Hole | 1.181" Dia (30.00mm) | 1.654" (42.00mm) | 470µF | ±20% | General Purpose | Radial, Can - Snap-In - 3 Lead | 0.394" (10.00mm) | 320 mOhms | 230 mOhm @ 100Hz | 10000 Hrs @ 85°C | 2.38A @ 100Hz | - | - | Polar | ||
|
|
|
获得报价 |
2,815
有现货
|
EPCOS (TDK) | CAP ALUM 470UF 20% 400V SNAP | B43601 | Active | Bulk | 400V | -40°C ~ 85°C | - | Through Hole | 1.181" Dia (30.00mm) | 1.654" (42.00mm) | 470µF | ±20% | General Purpose | Radial, Can - Snap-In | 0.394" (10.00mm) | 320 mOhms | 230 mOhm @ 100Hz | 10000 Hrs @ 85°C | 2.38A @ 100Hz | - | - | Polar | ||
|
|
|
获得报价 |
1,956
有现货
|
Vishay BC Components | CAP ALUM 330UF 20% 450V SNAP | 094 PME-SI | Active | Bulk | 450V | -25°C ~ 105°C | - | Through Hole | 1.378" Dia (35.00mm) | 1.457" (37.00mm) | 330µF | ±20% | General Purpose | Radial, Can - Snap-In | 0.394" (10.00mm) | 320 mOhms | 420 mOhm @ 120Hz | 2000 Hrs @ 105°C | 1.58A @ 120Hz | - | - | Polar | ||
|
|
|
获得报价 |
3,011
有现货
|
EPCOS (TDK) | CAP ALUM 470UF 20% 400V SNAP | B43601 | Active | Bulk | 400V | -40°C ~ 85°C | - | Through Hole | 1.378" Dia (35.00mm) | 1.457" (37.00mm) | 470µF | ±20% | General Purpose | Radial, Can - Snap-In | 0.394" (10.00mm) | 320 mOhms | 230 mOhm @ 100Hz | 10000 Hrs @ 85°C | 2.23A @ 100Hz | - | - | Polar | ||
|
|
获得报价 |
1,791
有现货
|
EPCOS (TDK) | CAP ALUM 470UF 20% 450V SNAP | B43640 | Active | Bulk | 450V | -40°C ~ 105°C | - | Through Hole | - | - | 470µF | ±20% | General Purpose | Radial, Can - Snap-In | 0.394" (10.00mm) | 320 mOhms | 210 mOhm @ 100Hz | 2000 Hrs @ 105°C | 2.01A @ 100Hz | - | - | Polar | ||
|
|
|
获得报价 |
1,177
有现货
|
EPCOS (TDK) | CAP ALUM 470UF 20% 450V SNAP | B43640 | Active | Bulk | 450V | -40°C ~ 105°C | - | Through Hole | - | - | 470µF | ±20% | General Purpose | Radial, Can - Snap-In | 0.394" (10.00mm) | 320 mOhms | 210 mOhm @ 100Hz | 2000 Hrs @ 105°C | 2.01A @ 100Hz | - | - | Polar | ||
|
|
|
获得报价 |
2,679
有现货
|
EPCOS (TDK) | CAP ALUM SNAP | B43547 | Active | - | 400V | -40°C ~ 105°C | - | Through Hole | 1.378" Dia (35.00mm) | 1.063" (27.00mm) | 220µF | ±20% | General Purpose | Radial, Can - Snap-In | 0.394" (10.00mm) | 320 mOhms | 240 mOhm @ 100Hz | 8000 Hrs @ 105°C | 1.51A @ 100Hz | - | - | Polar | ||
|
|
获得报价 |
1,055
有现货
|
EPCOS (TDK) | CAP ALUM 390UF 20% 500V SNAP | B43544 | Active | Tray | 500V | -25°C ~ 105°C | - | Through Hole | 1.378" Dia (35.00mm) | 2.047" (52.00mm) | 390µF | ±20% | General Purpose | Radial, Can - Snap-In | 0.394" (10.00mm) | 320 mOhms | 210 mOhm @ 100Hz | 3000 Hrs @ 105°C | 2.2A @ 100Hz | - | - | Polar | ||
|
|
|
获得报价 |
1,572
有现货
|
Vishay BC Components | CAP ALUM 330UF 20% 385V SNAP | 059 PLL-SI | Active | Bulk | 385V | -25°C ~ 105°C | - | Through Hole | 1.378" Dia (35.00mm) | 2.047" (52.00mm) | 330µF | ±20% | General Purpose | Radial, Can - Snap-In - 3 Lead | 0.394" (10.00mm) | 320 mOhms | 390 mOhm @ 100Hz | 10000 Hrs @ 105°C | 1.75A @ 100Hz | - | - | Polar | ||
|
|
|
获得报价 |
2,088
有现货
|
Vishay BC Components | CAP ALUM 330UF 20% 385V SNAP | 059 PLL-SI | Active | Bulk | 385V | -25°C ~ 105°C | - | Through Hole | 1.378" Dia (35.00mm) | 2.047" (52.00mm) | 330µF | ±20% | General Purpose | Radial, Can - Snap-In | 0.394" (10.00mm) | 320 mOhms | 390 mOhm @ 100Hz | 10000 Hrs @ 105°C | 1.75A @ 100Hz | - | - | Polar | ||
|
|
|
获得报价 |
779
有现货
|
KEMET | CAP ALUM 220UF 20% 400V SNAP-IN | ALF40 | Active | Bulk | 400V | -40°C ~ 105°C | - | Through Hole, Press-Fit | 1.575" Dia (40.00mm) | 1.260" (32.00mm) | 220µF | ±20% | General Purpose | Radial, Can - Snap-In - 5 Lead | 0.984" (25.00mm) | 320 mOhms | 521 mOhm @ 100Hz | 5000 Hrs @ 105°C | 1.88A @ 100Hz | 4.36A @ 10kHz | - | Polar | ||
|
|
|
获得报价 |
1,148
有现货
|
EPCOS (TDK) | CAP ALUM 470UF 20% 400V SNAP | B43601 | Active | Bulk | 400V | -40°C ~ 85°C | - | Through Hole | 0.984" Dia (25.00mm) | 2.252" (57.20mm) | 470µF | ±20% | General Purpose | Radial, Can - Snap-In | 0.394" (10.00mm) | 320 mOhms | 230 mOhm @ 100Hz | 10000 Hrs @ 85°C | 2.33A @ 100Hz | - | - | Polar | ||
|
|
|
获得报价 |
2,186
有现货
|
EPCOS (TDK) | CAP ALUM 470UF 20% 400V SNAP | B43601 | Active | Bulk | 400V | -40°C ~ 85°C | - | Through Hole | 0.984" Dia (25.00mm) | 2.252" (57.20mm) | 470µF | ±20% | General Purpose | Radial, Can - Snap-In - 3 Lead | 0.394" (10.00mm) | 320 mOhms | 230 mOhm @ 100Hz | 10000 Hrs @ 85°C | 2.33A @ 100Hz | - | - | Polar |
粤ICP备2022113175号-1