查询词典 hydraulic

A generalized self tuning hydraulic control method with pole location is presented inconsideration of the intrinsie characteristic of a hydraulic servo system and the problem with the hydriliccontrol .

针对液压伺服系统固有的特性和液压控制中存在的问题，提出了一种具有极点配置的广义自校正压力控制方法。

The paper introduced the basic concept and theory of model analysis and structure dynamic analysis;performed the model analysis of the whole framework of hydraulic pressure and calculated the first ten-rank inherency frequency and corresponding vibratory-type;analyzed and estimated the first three-rank inherency frequency and corresponding vibratory-type of hydraulic pressure.

对液压机的整体机架进行有限元模态分析，得到了机架的前十阶固有频率和相应的固有振型，并对前三阶固有频率和振型进行了详尽的分析和评价。

Hydraulic press for the job is based on liquid water emulsion, and oil with mineral oil for the machine working fluids, but the work of the two hydraulic machines is basically the same principle.

水压机是以水乳液为工作液体，而油液机则以矿物油为工作液体，但是两种液压机的工作原理基本相同。

AGC hydraulic system of 3500t jobbing sheet-rolling mill for Capital I/S Co. the project finished in 28 days. Cleanness reached to NAS 5. Hydraulic system, piping installation and commissioning

3500t中板轧机AGC液压压下系统工程（全部工程28天完成，所有管路清洁度达到NAS5级）（液压系统现场管路工程和调试）－首钢

AGC hydraulic system of 2700t jobbing sheet-rolling mill for Yingkou I/S Co. the project finished in 20 days. Cleanness reached to NAS 5. Hydraulic system, piping installation and commissioning

AGC中板轧机液压压下系统工程（全部工程20天完成，所有管路清洁度达到NAS5级）（液压系统现场管路工程和调试）－营口钢厂

A multistage jounce bumper, including a jounce bumper cushion integrated with a hydraulic jounce bumper, wherein provided are the damping characteristic of the hydraulic jounce bumper and the damping/spring characteristics of a jounce bumper cushion.

一种多级颠簸缓冲器，包括与液压颠簸缓冲器整体形成的颠簸缓冲器垫，其中提供了液压颠簸缓冲器的减震特性，同时提供了颠簸缓冲器垫的减震/弹簧特性。

Mainly include: automatic, single, double-sided polishing machine, horizontal polishing machine, hydraulic surface polishing machine, hydraulic automatic single, double Grinding, Vertical Grinder Cutlery steak knife grinding machine, such as a total of three categories 18 mechanical grinding parabolic varieties.

主要有：自动单、双面抛光机、横向抛光机、液压曲面抛光机、液压自动单、双面磨刀机、立式刀剪磨床、牛排刀磨齿机等共三大类18个品种的抛磨机械。

There are numerous hydraulic elements used on construction machinery.Some combined bores in hydraulic elements are small but machining accuracy is high,making it difficult to measure them and machine by commonly lathing.

工程机械所采用的液压元件种类较多，其中一些液压元件上的复合孔尺寸较小，加工精度要求高，测量困难，在车床上采用车削方法很难加工。

Leakiness is a common problem existing in hydraulic machinery, which causes bad influence for the normal usage of the machinery. By analysis to the main parts where leakiness occurs in hydraulic system and their causes, measures to Control the leakiness are put forward.

泄漏是液压机械普遍存在的故障现象，给机械的正常使用造成不良影响，通过分析液压系统产生泄漏的主要部位及原因，提出了控制液压系统泄漏的措施。

By analyzing the dynamic coupling process of looper system and using the mathematical models of hydraulic cylinder and servo valve, a dynamic mathematical model of hydraulic looper system was built at the vicinity of the working point.

通过对活套系统动态耦合过程的分析，在工作点附件，结合伺服阀和液压缸的模型，建立起液压活套系统的动态数学模型。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。