stopcock

英 [ˈstɒpkɒk]

美 [ˈstɑːpkɑːk]

n.  (调节管道流量的)旋塞，活栓

复数：stopcocks　

化学

牛津词典

noun

• （调节管道流量的）旋塞，活栓
  a tap that controls the flow of liquid or gas through a pipe

柯林斯词典

• 活塞;活栓;旋塞阀
  Astopcockis a tap on a pipe, which you turn in order to allow something to pass through the pipe or to stop it from passing through.

英英释义

noun

• faucet consisting of a rotating device for regulating flow of a liquid
  Synonym:cockturncock

双语例句

• Processing Precision Analysis on Stopcock Sealing Surface THE STUDY OF FLOCKING COATING FOR AUTOMOBILE SEALANT STRIP
  旋塞阀密封面加工精度分析汽车密封条绒面涂料的研制
• If the hydraulic unit locked the top of cylinder, the hydraulic oil cannot leak and the cylinder stopcock could not ascend, then the oil pressure of the cylinder would theoretically increase ten MPa.
  如果油缸上腔亦加液压锁，液压油无法泄漏，油缸活塞不会上移，则油缸内油压理论上将增加10MPa。
• The stopcock is set to flow.
  活塞设定为打开状态。
• Application of Eccentric Stopcock in Descaling System of Steel Rolling
  偏心旋塞阀在轧钢除鳞系统中的应用
• The thesis focuses on the temperature design of supply air, the influence on the platform brought by stopcock wind and local exhaust and the possibility of actualizing the VAV system.
  并就空调送风温度的设定、活塞风、局部排风对站台热环境的影响、全天VAV环控方案实现的可能性等作了详细的理论研究与模拟分析。
• Its structure and elevates the short festival including the high and low stopcock.
  其结构包括上下旋塞阀和升高短节。
• If a water-pipe bursts turn off the stopcock immediately.
  如果水管破裂时要立即关闭水龙头。
• Pull ( out) the plug and let the water drain away. If a water-pipe bursts turn off the stopcock immediately.
  拔掉塞子，把水放掉.水管破裂时要立即关紧旋塞。
• When the stopcock is opened, water flows from the top of the warmer column into the colder column.
  打开活塞后，水即由较热的水柱顶端流入较冷的水柱。
• We must take considered action. burette with three-way stopcock
  我们一定要三思而行。带三路活塞的滴定管