This backward push would make the ship lose orbit energy and begin to spiral downward . 这种向后推动力量会使太空船丧失环绕运行的能力，开始向下旋转。
The shuttle went into orbit on schedule to enable it to circle the earth at least once . 航天飞机已按预定时间进入轨道，从而使它至少能绕地球运行一周。
These units are employed as grit arrestors on small cupolas and in boiler plant operations . 这种装置在小型冲天炉和锅炉运行中是作为砂粒分离器使用的。
It improves digester cost operation and reduces capital cost wherever sludge digestion is utilized . 当采用污泥消化时，它可改进消化器的运行并降低其基建投资费用。
In the second place, the need-want-satisfaction chain does not always operate as simply as portrayed . 其次，需要欲求满足链的运行并非总是如所描述的那样简单。
There was a greater output of coal than ever, the wonderful and delicate system ran almost perfectly . 煤的产量超过以往任何时候，这神奇、精密的体系运行得几乎尽善尽美。
Timeliness is important as it defines the response-time criterion in advance of the system's implementation . 及时性很重要，因为它规定了先于系统运行作出反应的时间标准。
These carts must be capable of traveling over miles of camels track or even stretches of trackless desert . 这些车必须能沿着漫长的骆驼足迹运行，甚至能在没有任何足迹的连绵沙漠上运行。
Runtime storage cannot be completely allocated until all common and equivalente statements have been processed . 在把全部公用语句和等价语句加工完毕之前，是不能圆满完成运行时的存贮分配的。
As another example the center of mass of the earth and moon moves in an approximately circular orbit around the sun . 作为另一个例子，地球和月亮的质心就是在一个绕太阳的近似的圆轨道上运行。
