升降变压器翻译
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升降变压器翻译(升降压变换器工作原理)
1 Power transformer USES a stepdown transformer, the power grid voltage 220 V transform into need ac voltage The ac voltage after rectification, can o...
jdl008 2024.10.27 113浏览 0
1 Power transformer USES a stepdown transformer, the power grid voltage 220 V transform into need ac voltage The ac voltage after rectification, can o...