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

• 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。
• To lower the combustion pressure or increase the nitroglycerine content of the propellant can increase the critical value.
  提高配方中的***含量和降低燃烧平衡压力可使该临界值升高。
• 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 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。
• Aiming at the LRE test-bed propellant filling system, this paper studied the application of fault-simulation-based fault-knowledge base.
  以液体火箭发动机试验台推进剂供应系统为研究对象，对基于故障仿真的故障知识库展开应用研究。
• 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。
• 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 factory produces propellant for ballistic missiles.
  这个工厂为弹道导弹生产推进剂。
• Some stratification exists in the spray produced by any liquid propellant injector.
  由任何液体推进剂喷注器所产生的喷雾都存在某些成层现象。
• The propellant leak detection technology is one of the key technologies for spacecrafts launch and operation.
  推进剂泄漏检测技术是关系到航天器正常运行和安全发射的关键技术之一。