查询词典 piston

When the piston was at position A, the cham ber volume was V

当活塞在位置A 时，室的体积是

Numerical simulating of the regulation was made. The mathematics model of water movement and the experience model of water absorbing were constructed for tomato, basing on the study on the characteristic of its root distribution. Movement of soil water was simulated, and the front of nitrogen was forecasted, using the piston flow model.

根据温室滴灌西红柿的实际情况，在对西红柿根系分布特征的田间试验分析的基础上，建立了滴灌西红柿水分运动数学模型和西红柿根系吸水经验模型，对田间土壤水分动态进行了模拟，运用简化的氮素运移活塞模型对土壤中氮素溶质锋面进行了预测。

Can be replaced without needle injection head: no needle injection by the injection of the top head, piston, and a circular ring formed ...

可更换的无针注射头：无针注射头由注射顶端、活塞和一个圆形密封圈组成。。。。

If the boiler don't close the check valve, then must prevent back flowing to the boiler, valve clack mould weight and buffering piston can seal under gravity action, they make steam and condensed water can't flow back to the boiler under the low air pressure.

如果锅炉没有关闭截止止回阀，则必须防止回流到锅炉上，阀瓣压铁和缓冲活塞，在重力的作用下，能够迅速实现密封，使得蒸汽和冷凝水即使在低压下也不会回流到锅炉里。

With the affects of tgravity, the valve clack and damper piston can get sealed immediately that steam and condensed water won't refluence to the boiler even in an atomosphere of low pressure.

如果锅炉没有关闭截止止回阀，则必须防止回流到锅炉上，阀瓣压铁和缓冲活塞，在重力的作用下，能够迅速实现密封，使得蒸汽和冷凝水即使在低压下也不会回流到锅炉里。

Through process analyzing and algorithm design for the movement of four-component system using method of differential coefficient, the problem of hard finding the maximum force position of the piston-staff by hydraulic pressure traditionally was solved.

采用微分思想对四构件系统的运动过程进行了分析和算法设计，解决了传统方法难于确定液压缸活塞杆最大受力位置的问题。

To withstand the heat of the combustion chamber, the piston must be strong.

为了禁得住燃烧室的高温，活塞必须有足够的强度。

As a new researching product, the novel two-stroke cycle micro free-piston swing engine, its research refers to internal combustion engine theory, combustion, hydromechanics, engineering thermodynamics, heat transfer theory, stand-fire material, mechanical design, and control engineer and so on. Many works have to be done on process of designing the new product.

新型二冲程微型摆式内燃机作为一种正在研究开发的产品，涉及了内燃机原理、燃烧学、流体力学、工程热力学、传热学、耐高温材料、机械设计以及控制工程等多门学科，在完善设计之前，有许多工作要做。

While this device does not have practical application, but it is the first use of condensing steam piston and do work to promote the device.

虽然这种设备没有得到实际应用，但却是第一台利用冷凝蒸汽推动活塞和做功的设备。

Operation regime, configurational peculiarities, and the materials used of the piston are investigated analytically.

指出了目前矿场往复泵活塞寿命太短的主要原因，并对活塞的使用工况、结构特点及材料性能进行了分析研究。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。