... 手工制 by hand 双工制 diplex system; duplex system; duplex way system; intercommunicating system 徒工制 apprentice system ...
基于4个网页-相关网页
four-frequency diplex system 四频率同向双工制
duplex-diplex system 双向双讯制
frequency diplex system 四频率同向双工制
fourcentre frequency diplex system 四频率同向双工制
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