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

• 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。
• A detailed examination was made of energy partition in an impacted solid propellant.
  对于固体推进剂受撞击后的内部能量分布情况，已经进行了详尽的研究。
• 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 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。
• In this paper, as a new way, perfusion gel was introduced to treat the waste propellant.
  文中介绍了一种处理废弃发射药新方法&灌注凝胶法。
• Input is simply a list of propellant ingredients, as well as chamber pressure and nozzle exit pressure.
  投入，简直是名单推进剂成分，以及商会的压力和喷嘴出口的压力。
• The ignition and combustion characteristics of pasty propellant are important parameters for the motor design.
  膏体推进剂的点火和燃烧特性是发动机设计的重要参数。
• Abstract: The variation of residual energy of propellant in ammunition after long period storage is stud-ied.
  文摘：对弹药在长期贮存过程中其发射药剩余能量的变化情况进行了研究。
• 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 nitroguanidine is added to the propellant during its mixing phase.
  在推进剂的混合阶段将硝基胍加到推进剂中。