piston

英 [ˈpɪstən]

美 [ˈpɪstən]

n.  活塞

复数：pistons　过去式：pistoned　现在分词：pistoning　

CET6考研IELTSTEM8医学

Collins.1 / BNC.15187 / COCA.13303

牛津词典

noun

• 活塞
  a part of an engine that consists of a short cylinder that fits inside a tube and moves up and down or backwards and forwards to make other parts of the engine move

柯林斯词典

• 活塞
  Apistonis a cylinder or metal disc that is part of an engine. Pistons slide up and down inside tubes and cause various parts of the engine to move.

英英释义

noun

• mechanical device that has a plunging or thrusting motion
  Synonym:plunger

双语例句

• The gas cabinet pressure of the air pick is simulated, and the movement process of piston is analyzed.
  本文对风镐气室压力信号进行了计算机仿真，并对活塞的运动规律进行了仿真分析。
• Rings provide the needed seal between the piston and the cylinder walls.
  环为活塞和气缸壁之间提供了必要的密封。
• The piston is essentially a cylindrical plug that moves up and down in the engine cylinder.
  实质上活塞是一个在气缸中上下移动的圆筒状的塞子。
• The dust will also cause bearing, cylinder-wall, and piston and ring wear.
  灰尘同.样也会导致轴承、气缸壁、活塞和活塞环的磨损。
• Align piston and connecting rod again using the centring mandrel.
  使用定心心轴重新对齐活塞和连杆。
• Design of squeezing die as well as good quality and low cost of piston with squeezing casting are introduced.
  介绍了挤压模的设计以及挤压活塞的优质和低成本。
• Basically, this compressor is not in the oil cylinder, the piston ring and packing usually PTFE.
  这种压缩机气缸中基本上不含油，其活塞环和填料一般为聚四氟乙烯。
• Introduces the developments of Water Hydraulic transmission and Water Hydraulic Axial Piston Pump ( Motor).
  介绍了国内外水压传动技术及其水压轴向柱塞泵（马达）的设计制造和发展。
• They use a piston engine instead.
  他们改用活塞发动机。
• The piston pin joins the piston to the connecting rod.
  活塞销把活塞和连杆毗邻起来。