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- loess of prestress 预应力损失
- The general formulation of prestress anchoring loss and the long-tern flexure deformation calculating of beams is deduced. 导出了具有一般意义的预应力锚固损失以及梁的长期挠曲变形计算公式。
- On the cumulative curve of grain size distribution in Ganzi Loess of logarithmically probability graph paper,saltation mass and suspension are obvious,and the later is principal. 在黄土的概率累计曲线上，跃进组分和悬移组分反映明显，并以悬移组分为主。
- As a result of prestress, T-shaped beam of post-prestressed concrete appears invert camber and lateral bending on the prestretching stage. 摘要由于预应力等因素的影响，后张预应力混凝土T梁在张拉阶段会产生一定的反拱和侧弯现象；
- Through FE analysis of local area for four continous box girder bridges, the necessity of three dimensional analysis of prestress effects is proved. 经过对四座连续梁桥整体及局部的有限元仿真分析,认为对大跨度预应力混凝土箱梁桥进行基于空间应力状态的预应力效应分析是很有必要的;
- To expound the approach to get low relaxation property of prestress steel products and its effect factors, and the mechanism is discussed. 阐述了获取低松弛预应力钢材的途径及其影响因素,研究与探讨了预应力钢材低松弛性能的获取机理。
- It is found that the effects of prestress force on the lower natural frequencies and the dynamic displacement response of the beam are large. 研究表明预应力对梁的低阶频率和位移响应的影响较大。
- The approach of subentry calculating the total loss of prestress needs quite amount of work and the process is complicated. 我国"规范"采用分项计算预应力总损失,计算工作量大,过程繁杂,针对这一问题提出预应力总损失的简化计算方法。
- However, progress is also being made in extending the record down below the loess of the CLP into the so|called Red Clay, so that the aeolian record can now be carried back beyond 7Ma. 而近年来对黄土古土壤序列之下的红粘土的进一步研究显示风成堆积的开始比原先认为的要早的多 ,至少可追溯到约 7Ma。
- Establishing the pre-stressed bridge model with the entity unit, the simulation of prestress bar has very big limitation. 摘要用实体单元建立预应力桥梁模型时，预应力筋的模拟存在很大局限性。
- L(U) Hou-yuan,WU Nai-qin,LIU Dong-sheng,et al.Seasonal climatic change reflected by phytolith assemblages in the loess of Baoji since 150ka B.P.[J].Science in China (Series D),1996,16(2):131-136. [2]吕厚远;吴乃琴;刘东生;等.;150 ka来宝鸡黄土植物硅酸体组合季节性气候变化[J]
- How can I persuade you of my sincerity? 我如何能够让你相信我的诚意？
- There is a vein of melancholy in his character. 他的性格中有少许忧郁的气质。
- A bowl of hot chicken soup is good for you. 喝一碗热鸡汤对你有好处。
- A cloud is a mass of vapor in the sky. 云是天空中的水汽团。
- The model of prestress loss based on the neural network is established aiming at the polytropy and uncertainty that affect the prestress loss at high temperatures. 针对影响高温下（后）预应力损失的复杂多变性和相当强的不确定性，建立了基于神经网络的高温下（后）预应力损失模型。
- This strain of wheat can grow during a cold spring. 这种小麦可以在寒冷的春天生长。
- Have a glass of beer to rinse your dinner down. 喝杯啤酒把你吃的晚饭冲下去。
- The coordinative mechanism of prestress and longitudinal-torsional ultrasonic transducer's output is analyzed through the motion of longitudinal-torsional ultrasonic motor. 通过对纵扭复合型压电超声马达运行机理的研究，分析了预压力与纵扭复合型压电超声马达纵扭振子输出压电应力协同作用的机理。
- I bought a pair of tan leather shoes the other day. 前几天我买了双棕褐色的皮鞋。
