查询词典 hydraulic

An optimization model was established for identifying the soil hydraulic properties. The optimization objective was the minimum mean square deviation of simulation between measured and observed values of soil water content, and the constraint conditions were the upper and lower limit values of empirical soil hydraulic conductivity and water diffusion coefficients.

该文以反映土壤含水率实测值和计算值吻合程度的均方差最小为优化目标，以土壤导水率和扩散率经验参数上下限为约束条件，建立了土壤水分运动参数识别的优化计算模型。

On this background, I designed the system based on mini-computer chip and hydraulic equipment. The traditional systems are more complex, their efficiency and precision are not so high. While my design use the hydraulic element as the executive cell, and use the mini-computer as its control part. By this way, we can get a better system.

本设计在这样的背景下设计了用液压与单片机联合控制的控制系统，这里采用液压元件作执行机构，控制部分由电磁换向阀和微机系统共同实现，这样不仅大大简化了以前的液压系统，而且使机器的印花质量和效率也会有一定的提高。

Is a Moog high-performance family of products (servo valve, proportional valve, controller, servo motors, drives) the authorized agent, has a full range of the electro-hydraulic servo products, and to provide servo control systems engineering development and new product application development and other technical services, distribution of other world-renowned brand of hydraulic machinery and electronic products.

我们（佛山市润昌机电贸易有限公司）是穆格高性能系列产品（伺服阀、比例阀、控制器、伺服电机、驱动器）的授权代理，拥有全系列的的电液伺服产品，并提供伺服控制系统工程开发和新产品应用开发等技术服务，同时经销其他世界知名品牌的液压机电产品。

The unit adopts variable displacement hydraulic pump, hydraulic cylinder, movable pulley and broad belt to transmit power,has the charecteristics of abundant recovery and full use of power,minor fluctuation of electric motor load, low height of the unit, long stroke length and convinence of adjusting the stroke length and pumping speed, can realize the performance of being fast on the upstroke and slow on the downs...

该液压抽油机采用变量液压泵—液压缸—动带轮及宽胶带传递动力，具有功率回收利用充分、电动机负载波动小、整机高度较低、冲程长、冲程和冲次调节方便等特点，可实现上快下慢的工作状态，并具有失载与过载保护功能，是一种结构简单、重量轻、能耗少、载荷大的新型长冲程液压抽油机。

Water hydraulic transmission technology, which uses natural sea water or fresh water as working medium of hydraulic system to replace mineral oil, is a neotype transmission technology.

水压传动技术是直接用天然海水或淡水代替目前广泛使用的矿物油作为液压系统工作介质的一门新型传动技术。

I am newcome, what safeguard now is (Http://www.yyjx.org.cn of mechanically-laid web of Chinese hydraulic pressure and Http://www.yeyawang.org.cn) of net of Chinese hydraulic pressure, be ranked in Baidu and collect good all the time.

我是新来的，现在维护的是(中国液压机械网http：//www.yyjx.org.cn和中国液压网http：//www.yeyawang.org.cn)，在百度排名和收录都一直良好。

It is proved that the flow of silt-laden liquid is a separate flow, namely,the flow rate and flow angle of silt and liquid are nonidentical in hydraulic turbine. The greater the mass content of silt,the greater is their D-value. Moreover,it is point out that the efficiency of hydraulic turbine operated with ...

推证了含沙水流在水轮机中流动时，其沙子和液体的流动属于分离流动，即沙子和液体的运动速度和运动角是不相同的，且沙子质量越大，差值越大；并指出在水头相同时，水中含沙时水轮机的效率一般低于清水时的效率；进而分析了水轮机各过流部件的泥沙摩损规律。

The diesel hydraulic power unit is used to supply hydraulic power to the payoff/take-up normalizer.

液压动力单元：用于为给缆/收缆装置提供动力。

Electric-hydraulic servo valve's task is to the volume of electrical switch to control oil for hydraulic motivated.

电液伺服阀的任务，是把电气转换为液压量去控制油动机。

The new series of HPC cone crusher with high-efficiency and hydraulic pressure equipment is adopted three protecting equipment such as protecting oilcan, locking oilcan and hydraulic driving oilcan.

1 ，一系列新的高性能圆锥破碎机的高效率和液压设备是通过了三项保护设备，如保护油罐，锁定油罐和液压驱动油罐。

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％。