固体

• Coal being a solid must be distributed mainly by rail or water .
  煤由于是固体，主要靠铁路或水路输送。
• A heat balance gives the temperature of solids at any time .
  从热量衡算可以得到固体颗粒任何时候的温度。
• The process of alternating solid rock masses is called metamorphism .
  固体岩体变换的过程即所谓变质作用。
• X-rays were produced when energetic electrons hit a solid object .
  X射线是在高能电子击中固体靶时产生的。
• Screening is employed for removal of suspended solids of various sizes .
  格筛用来去除大小不同的悬浮固体。
• Coal being a solid must be distributed mainly by rail or water .
  煤是固体，必须主要依靠铁路和水路来运输。
• Disk valves are commonly used when solids are in the aerated state .
  蝶阀通常用在固体处于充气状态的地方。
• The turbulence level is sufficient to maintain solids in suspension .
  搅动程度能使固体物足以保持悬浮状态。
• And so with solids such as a shell , a nut , a plum .
  对于固体也是如此，例如一个贝壳，一个核桃，一个李子。
• At high gas velocities the circulation of solids becomes appreciable .
  在高气速时，固体颗粒循环变得显著了。