您要查找的是不是：
- duplex mechanical pump 联式泵
- Artificial heart: Machine or mechanical pump that maintains blood circulation in the human body. 人工心脏:能在长短不等的时间内维持人体血液循环(以及氧合过程)的帮浦或机械泵。
- Leybold diffusion pump and rotary mechanical pump system to reach higher running stability, less maintenance time and smaller occupation space. 选用莱宝扩散泵和旋片式机械泵实现了高可靠性和少维护时间。减小系统占地面积。
- Leybold rotary mechanical pumps to reach higher running stability, less maintenance time and smaller occupation space. 选用莱宝旋片式机械泵实现了高可靠性、少维护时间,减小系统占地面积。
- gas ballast pump = vented-exhaust mechanical pump 载气真空泵
- The cause of leaking sealed mechanical pumps was analyzed. From design, installation and use, the corresponding preventive measures were put forward. 摘要分析了造成泵用机械密封典型泄漏的原因，从设计、安装、使用等方面提出了相应的预防措施。
- rotary oil sealed mechanical pump 旋转式油封机械泵
- vented-exhaust mechanical pump =gas ballast pump 压载水泵
- Is this equipment tested for mechanical aptitude? 这台设备测定了其机械适应性了吗？
- We need a mechanical digger to level the ground. 我们需要一台挖掘机来平整土地。
- A tyre expands when you pump air into it. 轮胎一打气就鼓起来。
- Standard Terminology Relating to Mechanical Pump Dispensers 机械泵分配器相关术语
- Lashing velocity of pump is concerned with nature of air. 泵的抽气速率与气体的性质有关。
- The move water have mechanical energy. 流动的水拥有机械能。
- Would you like a duplex or a mobile home? 你想要双层楼公寓还是活动房屋?
- This tire is flat; you didn't pump enough air in. 这个轮胎没气了;你并没打足气。
- We have a pump for drawing water from the well. 我们用一个水泵从井里抽水。
- The heart is analogous to a pump. 心脏和水泵有相似之处。
- Pardon my ignorance, but what is a 'duplex'? 请原谅我无知，duplex 是什么呢?
- Blinking is a mechanical action of the eyelids. 眨眼是眼睑的无意识动作。
