... emergency brake gear 紧急闸装置 emergency governor gear 应急调速装置 emergency steering gear power unit 应急操舵动力设备 ...
基于24个网页-相关网页
... 危急安全阀 safety governor 危急保安器 emergency governor gear; emergency overspeed governor 危急程度 criticality ...
基于1个网页-相关网页
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