查询词典 deflagration

In order to obtain the Deflagration-to-Detonation Transition distance in the detonative tube, an ion-probe system based on comparative electric circuit was made.

为了测量爆震管中从爆燃到爆震转捩距离，研制了一套基于对比电路的离子探针系统。

The mathematical model of deflagration to detonation transition for coke p owder and oxygen mixture in one-dimensional closed system was established on th e basis of chemical reaction and two-phase reaction fluid mechanics theory. Num erical simulation of the process was successfully made through coordinate transf ormation and two-step display differential schemes.

根据化学反应和两相反应流体动力学理论，建立了焦炭粉-氧气混合物燃烧波在一维封闭空间内的爆燃爆震转捩现象的数学模型，运用坐标变换和M acCormack两步显式差分格式，成功地完成了过程的数值模拟。

The present experimental investigation attempts to understand the suppressing effect of metal mesh construction on deflagration waves of premixed ethyne air mixture in unconfined space.

实验旨在研究金属丝网结构对开敞空间预混乙炔-空气爆燃波的抑制效果。

The results indicate that:① Soot records is one of direct and effective means;② Overdriven detonation appears only once and several blasts appear in DDT (Deflagration to detonation transition);③ The dimension of acetylene is less than that of hydrogen under the same initial condition.

试验结果表明：①烟迹法是研究DDT更为直接和有效的手段之一；②在本试验条件下，观察到DDT过程中过爆只会出现一次，但从过爆衰减至正常C-J爆震波的过程中存在多次多点爆炸的迹象；③初始条件相同的情况下，乙炔的胞格尺寸小于氢气的胞格尺寸。

The results show that, influenced by the rarefaction waves from the left sharp corner, the reaction zone is separated from the leading shock. Then, the detonation is degenerated into the deflagration. The winkled reaction front can be clearly identified in numerical schlieren and temperature contours.

结果表明：气相爆轰波在分叉管中传播，分叉口左尖点的稀疏波导致诱导激波后压力、温度急剧下降，诱导激波和化学反应区分离，爆轰波衰减为爆燃波。

A new ignition system is applied to pulse detonation engine, which is a flame jet ignition system, to enhance a deflagration to detonation transition time and length.

为了缩短爆燃向爆震转捩的时间和距离，该文将一种新型点火系统－火焰喷射点火系统应用于脉冲爆震发动机。

The parameters studied include the velocity of deflagration flame in smooth bore tube,the influence of nominal ignition energy on flame acceleration and the generation of high flame velocity.

以上研究也涉及了非稳定爆轰波的火焰面在直管道中的加速运动。

The efficiency and safety of hydrogen recombiners and igniters were investigated based on flame acceleration criterion and the criterion for the deflagration to detonation transition.

以火焰加速准则和燃爆转变准则为基础，利用GA SFLOW程序对影响氢气点火器与复合器的消氢效率和使用安全性的因素：水蒸气浓度和氢气释放速率，进行了研究。

Rockets, swearing sparklers, winged piglets; Basic Blaze box and Deflagration Deluxe

龙、凯瑟琳车轮、爆竹、火箭、骂人烟火和带翼小猪；分简装火焰盒和豪华爆燃

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。