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汉语拼音：zhāng lì

受到牵拉的物体中任一截面两侧存在的相互作用的拉力。如用绳吊起重物时，绳中任一截面两侧都存在相互作用的张力，绳处于紧张状态。

1. 物体受到拉力作用时，存在于其内部而垂直于两邻部分接触面上的相互牵引力。

   徐迟 《地质之光》：“所谓受了歪曲的 亚洲 大陆，他写道，难道指的只是自然界的各种应力－－压力、张力、扭力造成 亚洲 大陆的各种形变，仅仅指此而言的呢？还是为了指责 欧 美 地质人员，因为他们用狭隘眼光来解释 亚洲 的造山运动，从而使 亚洲 枉受了许多的歪曲和冤屈呢？”

• All great songs are informed by a certain sadness and tension.

  所有很棒的歌曲都透着某种悲伤和张力。

• This tension makes such unique transcendency the ultimate concern rooted in reality.

  这种张力使信仰这种独特的超越成为一种人的植根于现实的终极关怀.

• The tonofilaments condense into bundles and become attached to desmosomes.

  张力细丝集中成束,并附着于桥粒上.

• In fluids, forces of tension and shear can often be ignored.

  在流体中, 张力和切力通常可以忽略不计.

• Some species can survive for long periods in very low oxygen tensions.

  有些种类能在很低的氧气张力下长期生活.

• Friction increases with increasing pretension.

  摩擦力随预加张力的增加而增加.

• The bar is said to be in tension.

  这时就说棒是处在张力状态中.

• The diazirines are interesting , highly strained ring systems.

  偶氮杂环丙烷是一类重要的 、 环内张力颇大的化合物.

• Captain Hiller quickly backed the ship, and the cable was paid out to reduce towline tension.

  希勒船长急忙使船退行, 放松缆绳以减少作用在它上面的张力.

• The origin of the normal force is similar to the origin of tension in a string.

  法向力的起源与绳子上的张力的起源相似.

• With exocylic double bonds the effect of strain is in the opposite direction.

  环外的双键的张力效应导致相反的结果.

• Regular vinyl addition polymers may be obtained from particularly strained endocyclic double bonds.

  由带特殊张力的桥环双键可以得到规整的乙烯类加成聚合物.

• If the small - ring cycloalkanes are under considerable strain as predicted by the Baeyer strain theory.

  如果象拜耳张力学所估计的那样,小环的环烷烃具有相当大的张力.

• Faults can be ranged into two principal types which are caused by either tension or compression.

  断层可分为两种主要类型,即张力断层和挤压断层.

• Bethanechol is of value in certain cases of postoperative abdominal distention and gastric atony or stasis.

  氨甲酰甲胆碱对于术后腹胀和胃张力缺乏或停滞的某些病例有效.