书页通常使用的材料是羊皮纸，羊皮纸是一种动物的皮肤，其在张力的作用下被拉伸和变干，因此它会变得非常平整，并且你可以在上面写字。
The material typically used for the pages was parchment, which is animal skin that's stretched and dried under tension, so it become s really flat and can be written on.
如图2b中所示，在突然拉伸的薄膜上，有一处蛋白质含量少而且局部表面张力大的地方。
As illustrated in figure 2b, a suddenly stretched film has a lower protein concentration and hence a higher local surface tension.
本文叙述了海底光纤复合电力电缆的设计、制造及进行的盘绕、拉伸、张力弯曲等机械性能试验。
This paper presents the design and production of submarine composite power cables with optical fibers as well as the mechanical tests-wrapping test, tensile test and bending test.
随着拉伸比、拉伸速度的提高和拉伸温度的降低，拉伸张力增大。
The drawing tension increases with the increase of drawing ratio and speed, and with the decrease of drawing temperature.
建立了桥面裂缝之上防水层张力的计算模型，有效地计算出桥面混凝土一定宽度裂缝上防水层须具备的最小延伸率和拉伸强度。
Established the calculation model of waterproof layer tensile above bridge crack, compute a minimum extension and strength the waterproofing layer must have hi a certain width crack.
带钢拉伸弯曲变形过程的表征是拉伸弯曲矫直工艺研究中的关键，带钢拉伸弯曲变形过程在本质上就是带钢在张力作用下的反复弯曲变形过程。
The characterization of tensile-bend deformation was the core of tension leveling technology and the essence of tensile-bend deformation was cyclic repeated bend of steel strip with tension.
通过改善聚丙烯熔体的流变性能、调整拉伸和变形工艺、控制卷绕张力和油剂加入量，可有效地提高丙纶bcf的卷曲性能。
By improving PP melt rheological properties, adjusting draw-texturing process, controlling winding tension and oil content, the crimping property of PP - BCF yarn can be improved effectively.
对张力辊打滑的机理作出进一步的解释，并分析了拉伸弯曲矫直机延伸率损失问题。
The sliding mechanism of the strip on the bridle was fully explained and the problem concerning the lose of elongation rate in the tension leveller was analysed.
我们公司生产的张力控制螺栓系统，已经迅速的成为世界使用最多的拉伸性高强度结构螺栓。
The tension Contol bolting system has quickly become the worlds most widely used method of tensioning high strength structural bolts.
我们公司生产的张力控制螺栓系统，已经迅速的成为世界使用最多的拉伸性高强度结构螺栓。
The tension Contol bolting system has quickly become the worlds most widely used method of tensioning high strength structural bolts.
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