查询词典 rocket

Effect of ablative cooling on specific impulse of rocket engine.

烧蚀冷却对发动机比冲的影响。

According to Newton's laws of motion, the rocket ship and the ball of negative matter will go off in the same direction with an acceleration equal to the force of gravity between them.

据牛顿运动定律，火箭飞船和负质量球将以它们之间引力相对应的加速度朝同一方向飞去。

The mode which can be used on vehiculary rocket launcher to actuate an passive controlling effect is analyzed.

最后得出结论：火箭被动控制适用于各种火箭系统，其方式也是多样的。

Please see my book New Exploration on Rocket Aerostatics (1999 edition) for details of deduction, experiment and logical derivation.

详细的推导、实验和逻辑证明请见拙作《火箭空气静力新探》1999年版一书。

During the study of Solid Rocket Ramjet, ablation of afterburner thermal insulation is a serious problem, which cannot be ignored.

固冲发动机补燃室绝热层的烧蚀问题是目前固冲发动机研制过程中所面临的一个重要问题。

Keywords: Afterburning Efficiency;Solid Ducked Rocket;numerical simulation;Boron;Solid Propellant

中文关键词：二次燃烧效率；固冲发动机；数值模拟；硼；固体推进剂

Propel through the air;"The rocket lofted the space shuttle into the air"

移动，离开，运行，迁移，搬家

In general, there are two main modes, the rocket mode and the air-breathing mode .

一般而言，激光推进可分为大气呼吸模式和火箭模式，两者最大的区别就是前者不需要消耗自身携带的推进剂。

Boron is a kind of fuel obstinately searched for high-performance air-breathing solid rocket/ramjet engine and ramjet engine.

硼是高性能吸气式的固体火箭冲压发动机和冲压发动机瞩目追求的燃料，80年代常规固体火箭动力方面对硼燃料也表现了浓厚的兴趣。

This paper gives an account of the fracture criteria predetermination made for cast or forged heat-resistant alloy or high strength alluminum alloy disk rotors of different structures used in rocket,helicopter and airfreighter gas turbines or marine high speed diesel engine superchargers.

本文叙述了对用于火箭、直升机、运输机的燃气涡轮发动机及船用高速柴油机增压器的锻、铸造耐热合金、高强度铝合金的不同结构轮盘转子破裂准则所作的预先确定；在旋转试验台上进行的轮盘转子破裂试验。

Romulus's life ended in the thirty-eighth year of his

罗穆卢斯死于他统治的第38年，假如他不是被元老院谋杀的话，那么他是超自然地消失了。

Once there was an egghead with his servant. One day

有一个书生，他有一个佣人。