水力的

Preparation demand for concentratedly fracturing fluid is analyzed theoretically and the technique to prepare it is researched in the technology of "preparing while injecting". Stable lactescence should be prepared at first, and then a thickener should be added.

本文从水力压裂入手，综述了压裂液及其添加剂的发展概况，从理论上分析了"边配边注"技术中"浓缩压裂液"配制要求，研究了配制浓缩压裂液的工艺：应该是先配制稳定的乳状液，然后再添加稠化剂。

Based on its unique feature, we've designed the patented low-pressure, low-resistance hydraulic filtration system, which, Comparing to the traditional pressure filtration system, is more energy and water efficient.

水可能比我们想象得更变幻莫测，欧拉公司依据水的特性，独特地设计出低压、小阻力的水力过滤器，相对于传统的压力过滤系统，可实现节电和节水。

The pressure distributions and meridional velocity distributions of two impellers designed with different design variables were ana...

研究表明：轴面流道形状和叶轮包角影响叶轮内部压力场和速度场的均匀性，导致两个叶轮的水力效率值存在约2%的差别。

The Three Gorges Dam will be the largest hydropower station and dam in the world, with a1.2 mile stretch of concrete and a370 mile-long reservoir and525 feet deep.

工程完成后，三峡将成为世界上最大的水力发电站，拥有1.2英里长的混凝土纵向围堰、70英里长、25英尺深的水库。

Valve plate and valve seat sealing surface for the oblique cone structure, oblique cone surface in the valve plate welding temperature, corrosion resistant alloy materials; fixed in the regulation of the spring between the ring plate and the Butterfly Valves plate with the adjusting screw assembly structure.

水力控制阀阀板与阀座的密封面为斜圆锥结构，在阀板斜圆锥表面堆焊耐温、耐蚀合金材料；固定在调节环压板之间的弹簧与压板上调节螺栓装配一起的结构。

It is important for safety and high efficiency of pumping station operation to study hydraulic stability of large scale pumping station.

大型泵站的水力稳定性研究对保证泵站的安全、高效运行具有重要意义，随着南水北调跨流域调水工程建设和全国大中型泵站改造的实施。

So a method that combining the model experiment and numerical computation are discussed in this paper. The flow-induced vibration response of the plane recumbent gate in ShangHai qingshui river is computed in this method, and the result is reasonable and credibility, this method can be extend to compute the other hydraulic structures like overfall dam, guide wall, gate pier and so on, which is under fluctuating pressure.

由此探讨了一种将水力模型试验跟数值计算相结合来计算闸门流激响应具体值的方法，并应用于上海清水河泵闸水下卧倒门的流激响应计算上，结果合理可靠，该方法可以推广应用于溢流坝面、导墙、闸墩等受水流脉动荷载作用的其它水工建筑物。

Ozonization with enhancement of hydrodynamic cavitation was used in the degradation of phenol,and the influences of ozone flux,parameters of porous plate,inlet pressure of the porous plate on phenol degradation were investigated.

研究了在水力空化强化臭氧降解苯酚时臭氧通入量、多孔板的参数、多孔板的入口压力对苯酚降解的影响。

This paper presents the dynamic controlling method of stream lines on axial plane projection of the hydraulic model and square grid of the blade drawing of the pump impeller. The ideas and methods of the application of Bezier curve in impeller CAD are analyzed in detail.

提出采用Bezier曲线解决水泵叶轮水力模型轴面投影流线及叶片绘型的方格网流线的动态调控方法，详尽地分析了在叶轮CAD中应用Bezier曲线的具体思路与方法。

A CATHENA model of TACR heat transfer system has been established.The structure and thermalhydraulic data of TACR HTS equipment, such as core fuelchannel, steam generator, pump and pressurizer, have been introduced.

论文中建立了TACR热传输系统的CATHENA模型，并分别对堆芯燃料通道、蒸汽发生器、稳压器和主泵设定了CATHENA的计算模型和用于CATHENA热工水力分析的结构和物性参数。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。