英语翻译想问下open-Δ open-Y改怎么翻译啊比如：The low-voltage connections are three-phase four-wire 120/240-V open-Δ.The high-voltage connections are either open-Δ or open-Y.

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英语翻译想问下open-Δopen-Y改怎么翻译啊比如：Thelow-voltageconnectionsarethree-phasefour-wire120/240-Vopen-Δ.Thehigh-

英语翻译想问下open-Δ open-Y改怎么翻译啊比如：The low-voltage connections are three-phase four-wire 120/240-V open-Δ.The high-voltage connections are either open-Δ or open-Y.
英语翻译
想问下open-Δ open-Y改怎么翻译啊
比如：The low-voltage connections are three-phase four-wire 120/240-V open-Δ.The high-voltage connections are either open-Δ or open-Y.

英语翻译想问下open-Δ open-Y改怎么翻译啊比如：The low-voltage connections are three-phase four-wire 120/240-V open-Δ.The high-voltage connections are either open-Δ or open-Y.
开环三角形连接和开环星形连接.
目测应该是电机定子的绕组和系统反馈方式.

开口三角形，开口星形

低压接线是三相四线 120或者240伏开-Δ 高压接线要么是开-Δ 要么是开-Y

英语翻译想问下open-Δ open-Y改怎么翻译啊比如：The low-voltage connections are three-phase four-wire 120/240-V open-Δ.The high-voltage connections are either open-Δ or open-Y. OPEN open open open open open open open OPEN open open open 英语翻译tear sth open 英语翻译X/open Portable Guide；英语翻译bottom open（rib relased）bottom open (body fabric) open-end open-ended 英语翻译could not open uninstaller ini file