| 单词 | propellant |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔aerosol〕A substance, such as paint, a detergent, or an insecticide, packaged under pressure with a gaseous propellant for release as a spray of fine particles.气雾剂：在压力下与气态压缩气体同装一处，以雾状细小微粒形式喷洒的物质，例如颜料、洗涤剂或杀虫剂美国传统〔arc-jet engine〕A rocket engine that operates by heating the propellant gas with an electric arc.电弧喷射发动机：火箭引擎，通过用电弧加热推动气体而运行美国传统〔combustion chamber〕An enclosure in which combustion, especially of a fuel or propellant, is initiated and controlled.燃烧室：尤指燃料或推进式燃烧进行和被控制的密封装置美国传统〔firearm〕A weapon, especially a pistol or rifle, capable of firing a projectile and using an explosive charge as a propellant.火器：一种能发射子弹并能用一定量的炸药作推进剂的武器，尤指手枪或步枪美国传统〔grain〕Aerospace A mass of solid propellant.【太空学】 块状燃料：一块固体推进剂美国传统〔hypergolic〕Of or relating to a rocket propellant consisting of fuel and an oxidizer that ignite spontaneously on contact.自燃式火箭燃料的：火箭燃料的，或与火箭燃料有关的此火箭燃料由一接触就点燃的燃料和氧化剂组成美国传统〔monopropellant〕A rocket propellant consisting of a single substance or mixture that contains both fuel and oxidizer.单元推进剂：一种含有单一物质或燃料和氧化剂混合物的火箭推进剂美国传统〔opacifier〕A chemical agent added to a material, such as rocket propellant, to make it opaque.遮光剂：在物质中添加一种化学添加剂，如加在火箭助推器中，使之不反光美国传统〔propellant〕By 1978, in the U.S.A., 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。外研社新世纪〔propellant〕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。柯林斯高阶〔smokeless powder〕A relatively smoke-free propellant charge composed mainly of nitrocellulose, used in projectiles and small artillery rockets.无烟火药：一种基本上无烟的推进器填装物，主要由硝化纤维素组成，用于发射火箭或小型火箭美国传统〔solid propellant〕A rocket propellant in solid form, combining both fuel and oxidizer in the form of a compact, cohesive grain.固体推进剂：一种固体形式的火箭推进剂，是既含燃料又含氧化剂的密集聚合的晶体美国传统The factory produces propellant for ballistic missiles.这个工厂为弹道导弹生产推进剂。剑桥国际 |
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