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- The blast effect of fireworks and firecrackers is decided by pyrotechnic compositions' produced gas velocity, energy utilized ratio and burned ratio. 烟火剂的产气速率、能量利用率和烧成率是决定烟花爆竹爆炸效果的主要因素。
- New type of fireworks of safe, nontoxic, environmental friendly compositions have been the major object of studying and developing pyrotechnic compositions in the age of environmental protection. 在注重环保的当代,安全、无毒、无环境污染烟火药剂已经成为烟火药剂研究发展的方向。
- Over-loading of strong flash pyrotechnic composite was studied by using drop hammer simulation device. 采用大落锤冲击装置模拟研究了强闪光烟火药的过载能力。
- Study of the DDT Process of Pyrotechnic Compositions 烟火药燃烧转爆轰研究
- Keywords pyrotechnic compositions;perchlorate;argentometric method; 烟火药剂;高氯酸盐;银量法;
- Database of the Jamming Pyrotechnic Composition 干扰烟火剂数据库的设计与建立
- pyrotechnic composition for signaling [化] 信号剂
- Constituent Determination of Pyrotechnic Composition RT RT烟火药组分测定方法
- The teacher made comments on our compositions. 老师就我们的作文作了讲评。
- Determination of Chlorates Content in Pyrotechnic Composition 烟火药剂中氯酸盐含量的测定
- He likes to quote proverbs in his compositions. 他喜欢在作文中引用谚语。
- He played many of his compositions for me. 他为我演奏了他的许多乐曲。
- Pyrotechnic compositions 火工药剂
- Keywords Infrared pyrotechnic composition;Manufacturing technique Application; 红外烟火剂;制备工艺;应用;
- There are many spelling mistakes in your compositions. 你的作文有许多拼写错误。
- General specifications of pyrotechnic distress sig. 船用烟火信号通用技术条件。
- A pyrotechnic wit;pyrotechnic keyboard virtuosity. 过人的才智；对键盘艺术痴迷地爱好
- He is good at writing compositions. 他善于写作。
- Application of Expandable Graphite in Explosive Dispersion Pyrotechnic Composition 可膨胀石墨在爆炸分散型发烟剂中的应用
- The teacher limited his students to 500 words for their compositions. 老师把学生的作文限制在五百字以内。
