propellant

英 [prəˈpelənt]

美 [prəˈpelənt]

n.  喷射剂(如喷雾器中的压缩气体); 推进剂(如发射用火药)

复数：propellants　

TOEFLIELTS化学

BNC.35761 / COCA.20595

牛津词典

noun

• 喷射剂（如喷雾器中的压缩气体）
  a gas that forces out the contents of an aerosol
• 推进剂（如发射用火药）
  a thing or substance that propels sth, for example the fuel that fires a rocket

柯林斯词典

• N-MASS 推进剂；发射药；火箭燃料
  Propellantis a substance that causes something to move forwards.
  1. ...an enormous amount of propellant.
     大量的推进剂
  2. ...a propellant for nuclear rockets.
     核火箭的燃料
• N-MASS （喷雾容器中提供压力的）压缩气体
  Propellantis a gas that is used in spray cans to force the contents out of the can when you press the button.
  1. By 1978, in the USA, the use of CFCs in aerosol propellants was banned.
     美国自1978年起禁止在喷雾剂压缩气体中使用含氯氟烃。

英英释义

noun

• any substance that propels
  Synonym:propellent

adj

• tending to or capable of propelling
  1. propellant fuel for submarines
  2. the faster a jet plane goes the greater its propulsive efficiency
  3. universities...the seats of propulsive thought
  Synonym:propellentpropellingpropulsive

双语例句

• Studies the ignition mode of solid propellant processed with high-pressure waterjet.
  研究固体推进剂在高压水射流作用下的点火模式。
• The current situation of applying dimethyl ether as a new aerosol propellant was introduced.
  摘要介绍了二甲醚作为抛射剂在国内外的应用现状。
• Storage time of coating and integrality of adhesion between coating and propellant is important to the reliability of engine.
  包覆层的贮存时间和它与推进剂粘结的完整性对于发动机工作的可靠性来说是非常重要的。
• The final operation in propellant manufacture is the curing of the binder.
  制造推进剂的最后操作是粘合剂的固化。
• The calculation results can provide reference for heat transfer process analysis of gun barrel and safety of propellant charge.
  计算结果为分析火炮身管传热过程及发射装药安全性提供参考。
• Liquid oxygen is used as an oxidant for liquid fuels in the propellant systems of missiles and rockets.
  在导弹和火箭的推进系统中氧用作液体燃料的氧化剂。
• Propellant is another term for the fuel of a rocket.
  推进剂是火箭燃料的另一术语。
• The change rule of mechanical property of HTPB composite propellant with test time was studied by humidity test.
  通过常温湿度试验，研究了HTPB复合推进剂力学性能随试验时间的变化规律。
• The ground simulation test for gauging liquid propellant remaining on a satellite is introduced.
  介绍了气体注入压力激励方法测量卫星液体推进剂剩余量地面模拟试验；
• The use of the solid propellant has significantly reduced the launch preparation time.
  固体推进剂的使用已经重要地减少发射准备时间。