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。
• Liquid propellant combustion processes are quite complicated and defy precise analytical description.
  液体推进剂燃烧过程是相当复杂的，很难对其进行严谨的分析描述。
• 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。
• 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。
• 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。
• 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 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。
• 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。
• This includes both the fundamental bending characteristics of the airframes and the propellant dynamics.
  这包括飞行器结构的基本弯曲特性和推进剂动力学。