...y-operated hatch cover 液压操纵舱口盖 hydraulically-operated hatch covers 液压操纵阀 hydraulically-operated valve ..
基于14个网页-相关网页
hydraulically-operated deluge valve 水压操作的雨淋阀
hydraulically-operated cargo valve 液压操纵货油阀
hydraulically operated direction control valve 液压操纵的方向控制阀
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