彈簧減壓閥
詞語: 彈簧減壓閥
解釋: spring reducing valve
詞典: 造紙專業漢英詞典
彈簧減壓閥 相關解釋
spring reducing valve 〔名詞〕彈簧減壓閥,安全閥
spring reducing valve 彈簧減壓閥
彈簧減壓閥 spring reducing valve
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