查询词典 penstocks

However,the report is fewon reducing stress occurred inwelding of fabrication and installation of headrace penstocks,particularly the welding stress in highstrength steelpenstocks in seasoning state.

对于减少引水压力钢管制造和安装焊接中产生的应力，特别是调质状态的高强钢压力钢管的焊接应力，国内外报导不多。

Because of its super size and high strength, during fitting and welding after preheating, splaying crack in the penstocks occurred.

压力钢管因尺寸超大、刚度强，预热装配和焊接过程中出现焊缝张开及缺陷严重超标的现象。

The processes of preheating and welding of super scale penstocks were detailed.

本文详细叙述了巨型压力钢管的预热装配和焊接过程。

For the Three Gorges Project, the section of penstocks with soft cushion layer is adopted as the replacement of expansion joints. The detailed analysis is proposed on stress-strain characteristic of the section of penstocks under the main loads and thermal loads.

针对三峡水电站这一具体工程，提出了以厂坝间的一段垫层钢管作为取消伸缩节结构后的替代结构方案，并对厂坝间的该段垫层钢管在常规荷载及温度荷载作用下的受力特性进行了详细分析。

The result shows the theoretical formulas are suitable to the penstocks with any distance between rings and can be regarded as the general formulas for the structure analysis on stiffened penstocks.The stiffness coefficient and the equivalent flange are the function of the ring distances.

结果表明，本文的理论公式适用于任何间距的加劲钢管，为加劲压力钢管结构分析的通用公式；加劲环的刚度系数和等效翼缘为其间距的函数，这些新结论是对现行压力钢管设计规范的补充和完善。

This specification is only applicable to the first 4 types of steel penstocks, and for other types of penstocks, please refer to relevant specifications.

解抉方法，解抉方案&，所以用 solution to the problem来表示&解抉问题的方法，使改译后的译文间洁明了、地道，更加贴近工程规范英文文本的语言特征。

Steel lined reinforced concrete penstocks are used in former Soviet Union and China. The concrete cracks are permitted in design of penstocks, but the crack widths are not permitted to exceed the limited value.

钢衬钢筋混凝土压力管道应用于大型水电站中，一般在设计时都允许混凝土出现裂缝，但对裂缝宽度进行了限制，而实际工程实测值往往超过计算值。

For penstocks of 300 mm and above and for all motorised and actuator operated penstocks, unless otherwise stated, thrust tubes shall be provided between the penstock frame and the headstock, in order to absorb the operating thrust in both directions.

为笔杆300 毫米并且上面和为所有动力化和作动器操作了笔杆，除非另外说明，推力管将被提供在笔杆框架并且床头柜之间，为了吸收经营推了在两个方向。

But the researches of CFRP on steel penstocks of hydroelectric stations that beaer pressure have nothing by nowAccording to the experiment of steel penstocks of hydroelectric station reinforced by CFRP,this paper gives plenty of numerical results and analyzes the theoretical and experimental curves .The finite element model and calculation method for steel penstocks of hydroelectric stations are presented.

但是将CFRP应用到水电站压力钢管的研究到目前还没有，通过CFRP加固水电站压力钢管的模型试验研究，本文给出了大量的试验数据，分析了理论与试验曲线，建立了水电站压力钢管CFRP加固的有限元模型并说明了计算方法。

Aiming at the uncertainty problem of crack character and location of concrete outside the penstocks,the cracking area of concrete outside the penstocks of the Three Gorges Hydropower Station under designed load is obtained by using nonlinear 3D-FEM.

针对三峡压力管道外包混凝土裂缝性状和位置的不确定性问题，通过对三峡压力管道的三维非线性有限元分析，得出了在设计荷载作用下三峡压力管道外包混凝土开裂区域位置，并给出了管道混凝土可能的最大裂缝宽度值。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。