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

• Problems of raise the piston grouting pump, feasible of discusses the piston grouting pump technology transformation scheme.
  提出了活塞式灌浆泵存在的问题，论述了活塞式灌浆泵技术改造方案的可行性。
• The piston is a cylindrical shaped hollow part that moves up and down inside the engine cylinder.
  活塞是一个中空的圆柱体形状部件，其在发动机气缸里做上下往复运动。
• They use a piston engine instead.
  他们改用活塞发动机。
• Provides a basis for studying the deformation and stresses distribution of composite piston and for the deformation design.
  为研究组合活塞的变形和应力状态，进行变形设计提供了依据。
• The main friction coupling in diesel engines, piston and cylinder liner are studied on their matching technology.
  阐述了柴油机主要摩擦副&活塞缸套的匹配技术。
• 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。
• This paper may provide some insights for analysis of the lubrication performances of piston ring.
  本文为今后活塞环-气缸套的设计和润滑磨损特性分析提供了有益的参考。
• 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。
• The piston pin joins the piston to the connecting rod.
  活塞销把活塞和连杆毗邻起来。
• The humanity design also includes the disassembly and installation system of column piston and flanges.
  并附加了活塞及柱底法兰拆卸与安装系统，更加人性化。