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.
  提高配方中的硝化甘油含量和降低燃烧平衡压力可使该临界值升高。
• 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。
• 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。
• 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。
• 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 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。
• An element method to compute the burning surface of a three-dimensional propellant is proposed in this article.
  提出了一种应用于三维装药的通用燃面计算方法&单元法。
• Propellant is another term for the fuel of a rocket.
  推进剂是火箭燃料的另一术语。
• 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。