您要查找的是不是：
- by pass vavle steam pipe 旁通阀汽管
- by pass vavle escape pipe 旁通阀泄管
- Insulation used to prevent heat diffusion, as from a steam pipe. 绝热材料用来防止热量散失的绝热材料，如从蒸汽输送管上
- An insulation covering for a steam pipe, wire, boiler, or similar part. 绝缘护套蒸汽管、电线、锅炉或类似部分的绝缘外套
- The signal was two beats on the steam pipe. 信号是在蒸汽管道上打两拍。
- The steam pipe rewrapped with asbestos. 蒸汽管已用石棉重新包扎。
- Water is purified by passing through rock. 水在穿透岩石的过程中获得了净化。
- Traffic has dropped off since the by pass opened. 自从辅助道路通车后; 这条路上来往车辆已经减少了.
- by pass vavle 回流阀
- He amazed everyone by passing his driving test. 他驾驶考试合格使大家很惊奇。
- by pass vavle ring 旁通阀环
- He escaped by passing himself off as a guard. 他冒充警卫逃走了。
- by pass vavle piston rod 旁通阀活塞杆
- Insulation used to prevent heat diffusion,as from a steam pipe. 绝热材料用来防止热量散失的绝热材料，如从蒸汽输送管上
- by pass vavle body 旁通阀体
- by pass vavle piston 旁通阀活塞
- Boiler with steam pipe to input manifold and lubricator. 锅炉蒸汽管道输入流和润滑剂。
- by pass vavle spring 旁通阀簧
- New York City Mayor Michael Bloomberg says a steam pipe explosion in midtown Manhattan was caused by a failure of infrastructure -- and not terrorism. 纽约市长布隆伯格说，曼哈顿市中的蒸汽管道爆炸之原因是基础设施故障，不是恐怖主义。
- Mel used the private elevator, which operated by pass key only. 梅尔乘只有私人钥匙才能启动的内部电梯。
