... cam-operated switch 凸轮控制开关 cam-operated valve 凸轮控制阀 campaign 连续运行时间,使用期限,寿命 ...
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... control valve 节制阀, 调治阀;节制管, 调治管 cam-operated valve 凸轮节制阀 cage type valve 笼形阀 ...
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cam operated valve 操作弁
cam-operated control valve 凸轮控制阀
cam operated control valve 凸轮控制阀
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