piston造句

• A shaft on the piston forms the armature of a coil .
  活塞轴作线圈的衔铁。
• The piston moves by steam pressure .
  活塞在蒸汽压力下运动。
• Some pistons have seating rings of metal or leather .
  有些活塞上有金属或皮革的密封环。
• A pump uses valves and pistons .
  泵使用阀和活塞。
• The push rod was screwed into a miniature piston head .
  这根推杆拧紧在一个微型的活塞头上。
• Heat is thereby converted into mechanical energy of the piston .
  热由此转换成活塞的机械能。
• Steam in a cylinder expands to push a piston outward .
  气缸中的蒸汽膨胀并推动活塞向外运动。
• The connecting rod is attached to the piston by the piston pin .
  连杆与活塞的连接是采用活塞销。
• In a double-acting engine there is only one piston per cylinder .
  在双作用发动机中，每个汽缸里只有一个活塞。
• A molecule striking an advancing piston recoils with increased speed .
  撞在前进中的活塞上的分子，会加速反跳。
• The automatic choke includes a thermostatic spring and a vacuum piston .
  自动阻风门包括一个恒温控制弹簧和一个真空活塞。
• A spring holds the other ends in contact with the piston of a hydraulic cylinder .
  另一端由一个弹簧托住，与液压缸的活塞相接。
• The piston end of the rod is attached to the piston by the piston pin, or wrist pin .
  连杆的活塞端用活塞销或销轴安装在活塞上。
• When the exhaust stroke starts, the cylinder is swept out by the upmoving piston .
  当排气冲程开始时，气缸被向上运动着的活塞刮掠。
• The piston is now forced down, the burned gases expanding approximately adiabatically .
  这时点燃的气体作近似的绝热膨胀而向下推动活塞。
• In the round piston vv carburetor, the piston is moved by intake-manifold vacuum .
  在圆形活塞的VV化油器中，活塞是由进气歧管真空移动的。
• The piston is forced upward until sufficient port area is available to pass the fluid .
  活塞被推动向上，直到有足够的通道面积让流体流过。
• He pulled a faulty piston out of the machine and inserted the pen in its place .
  他从机器里取出一个坏了的活塞，把自来水笔塞进原来的地方。
• The upward pressure on the piston is then greater than the downward pressure by a finite amount .
  作用于活塞朝上的压力比朝下的压力大一定值。
• When the hydrodynamic front reaches the ambient medium it acts like a fast-moving piston .
  当流体力学波阵面抵达周围介质时，它像一个运动迅速的活塞。