In order to avoid manually operating and maintaining failure cut tobacco feeding dolly overhead, the dollies were equipped with remote infrared control.
为了避免在空中对故障供丝小车进行手动操作和维修，利用红外遥控技术对供丝小车进行了遥控改造。
The protection of remote power feeding circuit of coaxial cable systems is still of importance to telecommunication engineers.
同轴电缆远供回路的防护，一直是电信工程师关心的问题。
The protection of remote power feeding circuit of coaxial cable systems is still of importance to telecommunication engineers.
同轴电缆远供回路的防护，一直是电信工程师关心的问题。
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