contactless的用法和样例：
词汇搭配
- contactless tachometer 无接触转速计...
- contactless logic circuit 无接点逻辑电路...
- contactless relay 不接触继电器...
- contactless resistivity measurement 非接触电阻率测量...
- contactless element 无接点元件
- contactless controlled double housing planer 无触点控制龙门刨床...
- contactless switch 无触点开关
- electromagnet contactless relay 无触点电磁继电器...
- contactless pickup 无触点拾声器...
- contactless gauge 非接触型测量仪...
- contactless type automatic voltage regulator 无触点式调压器...
