In addition, some power seats have a lumbar adjustment that USES a small air pump to inflate a bag or bags on the lower back of the seat to serve as a pillow.
此外，还有一些电动座椅具有腰部位置的调整功能，即在椅背的下部有空气泵充气的袋子，用以像枕头一样的调整腰部位置。
Adopting piston pump with fixed stroke, the piston directly propels the diaphragm, thus deleting the complex mechanic stroke adjustment equipment.
采用固定冲程的柱塞泵，省去复杂的机械冲程调节装置，使柱塞直接推动膜片工作。
The installation of pump could affect the running and service life of pump. Therefore, it is necessary to be careful during installation and adjustment.
泵的安装好坏对泵的运行和寿命有重要影响，所以安装和校正必须仔细。
Failures which can be solved by minor adjustment on brake pump, wheel, steering hydraulic cylinder, and micro-valve, connect level, mast roller, steering axle, etc. are excluded.
像总泵、车轮、转向液压缸、微动阀、连杆、门架滚轮、转向桥等部位，只要靠紧固进行调整就能修理的故障。
Compact structure, integrated motor and pump and small volume. Vertical structure contributes to small occupation space for installation, smooth operation, and installation with no need of adjustment.
泵结构紧凑，机泵一体化，体积小。其立式结构具有安装占地面积小，运行平稳，安装无需调整。
How to ensure quality water, enterprises adopted a series of measures: (a) adjustment Pump the rational allocation of equipment and implement the best combination of man-machine.
如何确保优质供水，企业采取了一系列措施：(a)调整机泵设备的合理配置，实行人机最佳组合。
In the thesis, I use the method of the rough and fine adjustment to achieve the switch control of the pump.
本文采用粗调节和细调节相结合的方式实现水泵的切换控制。
If the high viscosity gear pump high pressure adjustment, will make the pump running under overload.
如果高粘度齿轮泵的工作压力调整过高，则会使齿轮泵在超负荷下运行。
The sophisticated designs of digital pressure display, precise negative pressure adjustment, and foot switch control make this mute oil pump more convenient to manipulate.
特殊设计的数字式压力显示，精密负压调谐，外置控制脚踏开关和精心选配的低噪声无油膜式泵，使产品更方便操作控制和使用。
Gear pump equipped with the adjustment device, can regularly pump position according to tightness of strap.
齿轮油泵装置设计有调节装置，可根据皮带的松紧情况定期调节油泵位置。
In each state, the inverter only control one pump, and it is the adjustment method that is called fine adjustment.
在每种状态下，均保持一泵由变频器控制实现水压的细调节。
Variable Angle adjustment from the structure, the axial flow pump impeller with enormous wheels, easy to install adjustable Angle blade.
变角调节从构造来看，轴流泵叶轮具有巨大的轮毂，便于安装可调角度的叶片。
The constant-pressure and variable-flow adjustment of inverter-drive pump is widely used for energy saving, but the method has still additional hydraulic loss.
水泵变频调速恒压交流供水是目前应用最广泛的节能供水方式，其能耗较低，但仍存在额外的水力损耗；
When the blade installation Angle changes, the leaves of water lift is changed, thus changing the water pump job performance, this is the axial flow pump of the variable Angle adjustment.
当叶片安装角度改变后，叶片对水的升力也就改变了，从而改变了水泵的工作性能，这就是轴流泵的变角调节。
This article analyses the loss of power of electric motor, and tells that pressure and speed adjustment of the pump not only save energy but also not lead to over heated of the electric motor.
分析电动机功率损耗，阐述了泵类负载调压调速不仅可以大幅度地节能，而且不会造成电机过热。
Bai only from the Principle of pump performance and price adjustment in the irrigation pump price adjustment skills in the use of fortifications.
白文仅从水泵性能和调价原理探讨水泵调价技能在喷灌工事中的利用。
It is a type of economical aptitude pump unit which usually save energy over 50% than general models with convenient maintenance, simple adjustment, low maintenance charge on the safe side.
该机调参简易、维护方便、安全可靠、维护费用低，与常规抽油机相比节能50%以上，是一种智能型的节能抽油机。
When the pump after the completion of the design and manufacture, in use in case of any possible design flaws and shortcomings, and then the adjustment is more difficult.
当泵设计制造完成后，在使用中若发现有设计缺陷与不足，再调整则较为困难。
When the pump after the completion of the design and manufacture, in use in case of any possible design flaws and shortcomings, and then the adjustment is more difficult.
当泵设计制造完成后，在使用中若发现有设计缺陷与不足，再调整则较为困难。
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