Risk factors of burning and exploding may occur during the whole process of production because of the initial danger of pyrotechnic composition.
烟火药属于高危化学品,结合烟火药生产系统的特点,根据两类危险源理论对烟火药生产过程中的危险源进行了逐项分类辨识,并在此基础上提出了烟火药生产系统事故的预防措施。
In order to investigate one kind of new underwater acoustical passive jamming materials,the underwater burning of pyrotechnic composition having pulsating combustion effect was studied.
为研究一种新型的水声无源干扰材料,采用水声测试系统,对具有脉动燃烧效应的烟火药的水中燃烧进行了试验研究,测试了所形成的声频特性,并探讨了其形成的原因。
In order to investigate the acoustic radiation mechanism for pyrotechnic composition underwater combustion,the whole evolution process of bubble produced by the underwater combustion was experimentally studied based on the means of high speed photography and video due to its instantaneity.
为探讨烟火药水下燃烧的声辐射机理,基于气泡的瞬时性,采用高速摄影和录像的方法对烟火药水下燃烧气泡的整个物理过程进行了试验研究。
In this paper,started from increasing the floccule carbon production of pyrotechnic composition,the infrared extinction and physical performances of the floccule carbon pyrotechnic composition arestudied.
本文以提高絮碳烟火药剂絮碳的生成量为切入点，研究了絮碳烟火药剂的红外消光性能和相关物理性能。
There are more than 40 kinds of Pyrotechnic compositions which are usually used in pyrotechnic articles today,most pyrotechnic compositions contain metal compound,nonmetal compound or the mixture of them.
烟花爆竹制品中烟火药剂所用到的化工原材料多达40多种,其中包括多种金属和非金属化合物,以及它们的混合物。
The nicramine ethers perform two functions in the smokeless powder composition.
硝胺醚在无烟火药成份中有两种作用。
nitrocellulose containing a relatively large amount of nitrogen; highly explosive; used in making smokeless powder.
含有较多氮的硝化纤维，极具爆炸性，用于制造无烟火药。
It became obsolete in the 1880s when the invention of smokeless powder led to development of a truly automatic machine gun.
19世纪80年代随着无烟火药的发明,导致研发出真正的自动机枪,格林机枪随即被淘汰。
Where there's smoke, there's fire.
无火不冒烟，无风不起浪。
No smoke without fire.
无风不起浪，无火不冒烟。
No flame rises without smoke, no fame without calumny .
无烟不起火，无毁不成名。
There is no smoke without fire.
无火不生烟，无风不起浪。
The burning surface of the powder then increases, the pressure rises and the rocket may be blown up.
此时，无烟药燃烧表面增加，压力上升，火箭可能爆炸。
A cellulose nitrate used as a component of smokeless powder.
火纤维素硝酸纤维素，用于无烟的炸药的组成物质
anthracite-coal-base carbon refractory
无烟煤碳质耐火材料
new mosquito killer, poisonless and smokeless, money Back guaranteed if ineffective.
灭蚊新药，无毒无烟，无效包退。
Study on Pretreatment for Determination of Chemical Component in Pyrotechnics
测定烟花爆竹烟火药剂成分的样品预处理方法研究
The Experimental Study of Early Pulmonary Injury Following Combined Powder Explosive and Burn Injury in Rats;
烟花火药爆炸复合烧伤对大鼠肺脏损伤的研究
STUDY ON THE DETERMINATION OF PERCHLORATES IN PYROTECHNIC COMPOSITIONS;
烟火药剂中高氯酸盐含量测定方法的研究
Catalysis of transition metal oxides for pyrotechnical reagent
过渡金属氧化物对烟火药剂的催化作用
Effects on thermal safety properties of pyrotechnics by nano-aluminum
纳米铝粉对烟火药剂热安全性影响研究
used as "chrysanthemum" chafing dish for assorted foods or chafing dish for multiple raw foods with the advantage of cleaniness without any fume or ash.
可用于烹调菊花式火锅和什锦火锅等,无烟、无灰,清洁卫生,
Influence of Powder Mass and Distribution on Output Energy of Pyrotechnically Pumped Laser
火药剂量与排布对烟火抽运激光器出光能量的影响