vacuum switching valve 中文意思是什麼
vacuum switching valve
解釋
真空開關閥-
Bvsv bimetallic vacuum switching valve
雙金屬式真空轉換閥 -
Tvsv thermostatic vacuum switching valve
恆溫真空轉換閥 -
Vsv vacuum switching valve
真空轉換閥 -
Ivsv idle vacuum switching valve
怠速真空開關閥
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