| |||
double pole single throw | |||
double pole single throw switch | |||
double-pole single-throw | |||
double-pole single-throw switch |
双刀 单 掷开关 : 6 phrases in 5 subjects |
Hydroelectric power stations | 1 |
Information technology | 1 |
Navigation | 1 |
Space | 2 |
Technology | 1 |