DictionaryForumContacts

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Google | Forvo | +
to phrases
group switch
el. 组群交换; 组群交换机; 成组开关
oil 综合开关
tech. 组开关
telecom. 选组器; 群接线器
group switch: 21 phrases in 6 subjects
Automobiles2
Aviation1
Electronics5
Rail transport3
Technology8
Telecommunications2