virtual造句

• The unoccupied orbital are called virtual orbitals .
  未占轨道叫虚轨道。
• The guerrilla exercises came to a virtual stop .
  游击战的演习事实上已经停止。
• The magnitude of the external virtual force is irrelevant .
  外虚力的大小是无关的。
• The theoretical explanation invokes virtual photons .
  这一理论解释需借助于虚光子。
• It may also come to the point of virtual dormancy .
  它也可以达到实际上的潜伏状态。
• Is the object real or virtual ?
  此物是实的还是虚的。
• A real or virtual photon may spontaneously annihilate .
  一个实的或虚的光子可以自发地湮没。
• There is a virtual limit on how long we can hope to remain alive .
  我们能够希望活到的年纪实际上是有限度的。
• Let the junction of the three fracture lines have a virtual displacement .
  令三条折断线的相交处有一虚位移。
• It became obsolete with the virtual abolition of imprisonment for debt in 1880 .
  随着1880年负债监禁的彻底废除，它就失去了效用。
• We recall that the principle of virtual displacements is a statement of equilibrium .
  前面已叙述过，虚位移原理是对平衡的一种描述。
• We can use the principle of virtual power to establish consistent boundary conditions .
  我们可以采用虚功率原理建立相容的边界条件。
• Clearly the virtual rotation about a is the geometric equivalent of taking moments about a .
  显然绕A的虚转动在几何上等价于对A点取矩。
• Beginning in the spring of 1915, they poured out articles and books in a virtual flood .
  从1915年春开始，他们的文章和书籍象洪水一般泛滥。
• In this example, then, the surface forms a virtual image 180mm to the left of the vertex .
  因此，在本例中这曲面在顶点左方180mm处形成一虚象。
• The image here is spoken of as virtual just as is the familiar image generated by a plane mirror .
  这时的像叫做虚像，正如由平面镜所生成的熟知的像一样。
• There is a virtual limit on how long we can hope to remain alive, however lucky and robust we are .
  不管我们多么幸运，多么强健，我们所希望的长寿实际上有个限度。
• The initial or frozen-in double refraction is replaced by an equivalent or virtual state of stress .
  初双折射或被冻结的双折射，可用一个等效或有效应力状态来代替。
• The virtual displacement method specifies that the sum of the shaded areas is equal to the sum of the stippled areas .
  虚位移法规定阴影面积之和等于点画面积之和。