查询词典 water pressure

The experimental results show that it is necessary to treat the formation with the temporary plugging agent to seal the pay zones for selectively injecting gel into aqueous layers when the effluent water pressure is higher than that of pay zones, or the fractures in oil-bearing zones are much wider than those in the aqueous layer.

在油井水层出水压力高于油层压力或者产油层裂缝大于出水层裂缝情况下，采用笼统注入方式堵水须进行暂堵处理，以封住产油层，使堵剂主剂选择性进入水层。

The design of large reinforced concrete bifurcated pipe under high water pressure is one of them.

高水头、大容量的钢筋混凝土岔管的设计分析就是其中之一。

The elastic stress diagram design method is behind the times and cant meet the command in practice.In the paper the author collected and analyzed a large amount of data about the SLRCP on several typical domestic model experiments and the projects in practice. By summarizing and analyzing the data, the author set up a typical computing model and analyzed the model by the software ANSYS, by reading the output data of the stress and the crack from the program, combined with the experimental results, the author summarized the destroy procession of the stock. The paper also discussed the influence of other main factors to the crack and the stress besides the internal water pressure, such as the concrete material, the dimension of stock and the way of laid-out steel bars.

本文通过对大量实际工程中的坝后背管资料的收集、归纳和分析，选取了具有代表性的计算模型；用有限元软件ANSYS计算了典型坝后背管结构在实际内水压力作用下的应力分布和裂缝发展情况；以国内几个有代表性的模型试验和有限元计算的成果为依据，分析了在内水压力作用下钢衬钢筋混凝土压力管道管壁裂缝的特点，并尝试总结出此种管道的裂缝出现的原因及其发展规律，同时确定了坝后背管结构极限状态的新的定义方式——以坝后背管的裂缝宽度来定义。

The effect of water pressure on rock mass cranny in different states of stress was also discussed.

通过研究水库蓄水后对岩体裂隙的影响可以进一步揭示水库诱发地震的机理。

The research results will provide references to tunnel waterproofing and drainage system design in high water pressure and water-enriched regions including subsea regions.

研究成果对类似高水压富水区以及海底隧道防排水设计具有一定的参考价值和借鉴作用。

The installation of a Water Hammer Arrestors (Watts Series 05) or Water Pressure Regulator (Watts Series 1156 or 25AUB) may be required to correct the problem.

可能需要安装一个水锤捕集器（美国瓦茨系列05）或水压调节器（美国瓦茨系列1156或25AUB）来解决这个问题。

Q235 and 20MnSi billets are tested to produce BS 460MPa grade reinforced bar with postrolling residual heat treatment process. Influences of water-cooling stage, water pressure, the temperature at the entrance of cooling bed, compositions, steel grade and ageing on reinforced bar properties are studied.

以Q235、20MnSi钢坯为原料进行了用余热处理工艺生产英标460MPa级钢筋的试验，研究了水冷段数、水压、上冷床温度以及成分、钢种和时效对钢筋性能的影响。

The system's design is based on its gas-injection unit but delivers water pressure up to 5804 psi (400 bar) and has a temperature regulator that can heat water up to 194 F.

此系统是在他们的气辅注射系统改造而来的，提供高达每英寸5804磅（400巴）（即400大气压）的水压，温控组件可将水加热到194华氏度（90摄氏度）。

Continuously reciprocating piston movement, the water pump and water pressure on the continuous process of alternating.

活塞不断往复运动，泵的吸水与压水过程就连续不断地交替进行。

With the construction of large water-power engineering projects in alpine and canyon area,the stability of surrounding rock,stress and deformation of lining under outer and inner water pressure become important.

随着高山峡谷地区大型水电工程的兴建，深埋地下水工隧洞的围岩稳定和内外水压力作用下衬砌应力变形等成为重点关注问题。

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％。