查询词典 propellant

In the paper the deterrent content and the concentration of diphenylamine dibuty l phthalate and centralite Ⅱ in finished product manufactured by two different methods were analyzed by high performance liquid chromatography, which can provi dereference for adjusting the technology of the propellant manufacture.

文摘：利用高效液相色谱仪分别测定了发射药在两种制备工艺中的钝感剂邻苯二甲酸二丁酯和二号中定剂的含量及邻苯二甲酸二丁酸在其中的浓度梯度分布，为调整发射药制备工艺提供了参考。

This is the "double-edged sword" of higher vocational education in the propellant, but also led to many problems.

这把"双刃剑"在助推高等教育的同时，也引发了诸多问题。

Endothermic hydrocarbon fuel is one of most crucial technologies in the development of hypersonic propellant system.

吸热碳氢燃料及其应用研究已经成为高超声速推进系统研发中的重大关键技术之一。

Liquid propellant rocket engine ; Thermodynamic cycle ; Energy conversion efficiency ; System analysis

液体推进剂火箭发动机；热力学循环；能量转换效率；系统分析

Results show that expender cycle and fuel-rich gas generator cycle have higher synthetically specific impulse and propellant specific impulse, and have remarkably better performance than other cycles.

研究表明，膨胀循环和富燃燃气发生器循环的综合比冲和推进剂比冲较大，相对其它系统循环方案有明显的优势。

Research on the stress and strain of grain was carried out by change of grain's inner hole diameter and the ratio of external diameter to inside diameter during the reliability tests of solid propellant grains.

研究了固体推进剂可靠性分析测试中药柱的应力、应变随其内孔直径及内外径比值的变化规律。

The quenched samples of GAP/AN propellant after combustion extinguishment were obtained by a new quenching method.

采用一种新的方法得到中止燃烧以后的熄火样品，利用扫描电子显微镜和能谱分析研究了 GAP/AN推进剂熄火表面的结构和形貌。

Unfortunately, modifying the burn rate by this means is quite restrictive, as the performance of the propellant, as well as mechanical properties, are also greatly affected by the O/F ratio.

不幸的是，修改烧伤率由这意味着相当的限制，作为表现的推进剂，以及力学性能，也大大受影响的O /空燃比。

Liquid propellant rocket engines ; combustion chambers ; partition model ; finite elements ; state variable model

液体火箭发动机；燃烧室；分区模型；有限元；状态变量模型

Establish the practical model of combustion rate about propellant, and formate the software for analog calculation.

与密爆测试中得到的燃速相比，能较好的消除药型尺寸带来的误差，可直接代入到内弹道方程组中计算炮口参量。

I was just taking her hand, to help her out of a car, and I knew it.

我只是握着她的手，扶她下车，但我知道这一切。

China and South Korea have excoriated Japan over its approval of new school books which they say whitewash the atrocities committed during Japanese occupation, and anti-Japanese protests have been held in Chinese cities. The lingering bitterness over Japan's past imperialism still threatens to mar relations between the big East Asian powers

中国和韩国强烈谴责日本通过新的中学历史教科书，他们认为这一教科书掩盖了日本在其占领期间所犯下的残酷暴行，反日抗议活动在中国数座城市发生，历史上日本帝国主义制造的痛楚无法被忘却，这有可能破坏东亚强国间的关系。