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闸瓦滚柱
meaning in Chinese
brake shoe roller
Related Words
闸柄闸
轨闸
环闸
石板闸
闸坑
气动闸
自动闸
鱼闸
外闸
坞闸
闸瓦固定销
闸瓦规
闸瓦滚柱销
闸瓦回复弹簧
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