Cameras and an inspection team spotted the bat clinging to the side of Discovery?s 15-story external tank as it was being fueled with propellant ? super-cold liquid hydrogen and liquid oxygen.
摄像机和一个检查小组捕捉到了这只蝙蝠的图像，它紧紧地贴在发现号15层的外置燃料箱上，当时正在进行灌注燃料（超低温的液氢和液氧）的程序。
The system runs on a green hydrogen peroxide propellant that leaves behind only water and oxygen, a solution not too far from the hydrogen peroxide in the common medicine cabinet.
系统使用只会产生水和氧气的过氧化氢环保推进剂，类似家庭常备医药箱里的过氧化氢溶液。
The primary combustion of deficient oxygen solid propellant is non equilibrium because of its own physical and chemical processes.
贫氧推进剂一次燃烧的物理和化学动力学因素决定了其一次燃烧为非平衡燃烧。
The first native liquid-fueled rocket engine used a liquid oxygen and carbon-hydrogen propellant, provided 5.6 tons of thrust, and was installed in unit e.
第一个使用液氧碳氢推进剂的国产液体燃料火箭发动机被安装在了火箭的E段上，它可以提供5.6吨的推力。
Liquid oxygen and alcohol were used as the propellant.
液氧和酒精被用作推进剂。
The world's first closed-loop engine, with thrust of about 7 tons and using liquid oxygen and carbon-hydrogen propellant, was installed in booster L.
世界上第一台可提供7吨推力的闭合回路液氧碳氢推进剂发动机被安装到L助推器上。
The stage combustion cycle using the liquid oxygen and methane as propellant is calculated with the program, and the calculation results are also given.
本文给出了用该程序对采用液氧、丙烷作为推进剂的分级燃烧循环进行计算的结果。
According to the general design of the cryogenic propellant loading system, a centrifugal pump is used for loading liquid oxygen to launch vehicle.
根据低温加注系统总体设计，采用离心泵加注液氧。
According to the general design of the cryogenic propellant loading system, a centrifugal pump is used for loading liquid oxygen to launch vehicle.
根据低温加注系统总体设计，采用离心泵加注液氧。
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