您要查找的是不是：
- In this paper,the stracture characteristic. the driving type. the working theory the pressure oper ation shaping characteristic. and its merit and present situation are detailed. 本文较为详细地介绍了摆缸式螺旋压力机的结构特点、驱动方式、工作原理、压力加工成形特性、优点及其现状。
- Its disadvantage is short development time, juvenility technology, high cost and high pressure operation. 不足之处是：发展时间不长，技术不完善，生产成本高，高压操作。
- fuel flow pressure operated actuator 用燃料压力工作的动作筒
- The article introduced the process improvement of thermal process phosphonic acid, such as positive pressure operation, fiber demist. 介绍正压操作、纤维除雾等热法磷酸生产改进等工艺,采用新工艺可节能降耗。
- The beer comes out of the barrel under pressure. 啤酒受到压力从桶中流出。
- Our pressure vessel is licensed product. 我厂生产的压力容器是授权生产产品。
- Loss of pressure had not registered on the dials. 刻度盘未记录压力下降。
- Air pressure forces the water through the pipe. 空气压力使水通过管道。
- Research and Application of the Tubing Pressure Operated Gas Lift Valve 油管压力操作阀气举工艺及应用研究
- What's the atmospheric pressure today? 今天的气压怎么样？
- The water pressure may need adjusting. 水压可能需要调整。
- Pressure is force per unit area. 压力就是电单位面积上的力。
- He drop out because of the pressure. 由于校规很严，所以他退学了。
- It took a bit of pressure to make the lid close. 要稍按一下才能把盖子盖紧。
- It was done under the pressure of the necessity. 这件事是在迫切需要的情况下而做的。
- At high pressure dry ice will melt. 高压下干冰会溶化。
- The gas is stored under pressure in the tank. 该气体在压缩状态下贮存于罐中。
- The metal frame tends to twist under pressure. 这种金属框受压後容易变形。
- His health collapsed under the pressure of work. 他的身体被工作压垮了。
- The glass (ie atmospheric pressure) is falling. 气压在下降。
