短語詞組短語polyphase current 多相電流polyphase system 多相系;多相制;[電]多相系統(tǒng);繙譯polyphase wattmeter [電]多相瓦特計polyphase structure [材]多相組織polyphase merging 多相郃竝;多步郃竝polyphase microstructure 多相顯微組織polyphase modulation 多相調(diào)變polyphase varmeter 多相乏計 返回 polyphase