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

• 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。
• 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。
• 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。
• 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。
• 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。
• 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。
• 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 factory produces propellant for ballistic missiles.
  这个工厂为弹道导弹生产推进剂。
• 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。
• A chemical agent added to a material, such as rocket propellant, to make it opaque.
  在物质中添加一种化学添加剂，如加在火箭助推器中，使之不反光。