valve

• The position of the valves during the power stroke are both closed .
  在作功冲程期间，气门的位置都是关闭的。
• The float system includes the float bowl and a float-and-needle valve .
  浮子系统包括：浮子室和一个浮子针阀。
• The abnormality mitral stenosis was in myocardium, not in the valve .
  二尖瓣狭窄的病变是在心肌而不是在瓣膜。
• The valve should require no lubrication, and contain no "dead" volumes .
  注样阀应无需润滑，阀内要无“死”角。
• Valve clatter is of course eliminated along with the valves .
  阀门的咕噔咕噔的声音自然也与阀门一起被消除掉了。
• My hobby is a good safety valve for the tension that builds up at work .
  我用业余爱好来消除工作中产生的紧张情绪。
• Transistors have many advantages over the old-fashioned vacuumtube valves .
  与老式真空管相比，晶体管具有许多优点。
• The ileocecal valve and terminal ileum are usually dilated rather than stenosed .
  回盲瓣和末端回肠常呈扩张面而不狭窄。
• Several different types of valves are in use. some are back pressure valves .
  有几种不同的阀在使用中，有些是反向压力阀。
• The apparatus consists of a bulb of known volume and valve block or manifold .
  仪器由一个已知体积的球管和一个阀组或管网所组成。