收缩

• It was already been explained that wood shrinks when its moisture content is reduced .
  已经说明，当木材含水量下降时，会发生收缩。
• Both changes make the star tend to shrink, which induces stresses in the crust .
  这两种变化都会使星体收缩，因而在星壳中产生应力。
• In higher animals, contraction became the specialized function of muscle cells .
  到了较高等的动物，收缩作用成为肌细胞的特有功能。
• The swelling or shrinkage with changes in moisture content is known as movement .
  木材随含水量变化发生膨胀或收缩，这种现象称为胀缩。
• I step up the breathing rate--timing the contraction and relaxation of chest muscles .
  我增加呼吸率--调节胸部肌肉的收缩和舒张的速率。
• As the cloud contracts its particles will be subject to an acceleration of increasing amplitude .
  云收缩时，它的粒子受到的加速将越来越大。
• In nonshrinking soils, the capillary potential derived mainly from capillary suction .
  在非收缩的土中，毛细管的潜在力主要来自毛细管的吸力。
• The contraction of a cool interstellar gas cloud can proceed in a variety of ways .
  一个冷的星际气体云的收缩，可以通过许多不同的方式来进行。
• The initial inner diameter of the outer cylinder was 59mm, giving a shrinkage allowance of 1. 5% .
  外圆筒的初始内径为59毫米，收缩裕度为15
• When the water contains a high concentration of ions, the diffuse layer would obviously be compacted .
  当水中含有高浓度离子时，扩散层会明显收缩。