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 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。
• 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。
• 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。
• To lower the combustion pressure or increase the nitroglycerine content of the propellant can increase the critical value.
  提高配方中的硝化甘油含量和降低燃烧平衡压力可使该临界值升高。
• 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；
• There are no data in the supercritical pressure region for storable propellant combinations.
  没有关于可贮存推进剂组合在超临界压力范围的数据。
• Aim To study the physical and mechanical properties of energy increased deterred propellant.
  目的研究高氮量单基火药吸收硝化甘油增能及钝感以后的物理、力学性能。
• The relation of grain size with progressive combustion of the propellant was studied by closed bomb test.
  采用经典密闭爆发器的方法，研究变燃速发射药的药型尺寸与燃烧渐增性的关系。
• 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。
• The factory produces propellant for ballistic missiles.
  这个工厂为弹道导弹生产推进剂。