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- Based on the clues of the compress and fracture of charge near the base of projectile, the evaluating system of launch safety for gun propellant charge is completely expounded. 发射装药发射安全性试验包括:膛内燃烧与力学环境物理仿真试验、发射药床挤压破碎模拟试验和发射药活性测试试验。
- Moreover,itshould be attached importance that the launch safety is affected by the performance of gun in-terior ballistics,the structure of spray device and pressure oscillation in bore. 此外火炮内弹道性能、喷注装置的结构、膛内压力振荡对发射安全性影响也应引起研究者的重视.
- Advance on Launch Safety for Gun Propellant Charge 发射装药发射安全性评定技术的研究进展
- The motor launch was fitting out as a fishing boat. 这艘摩托艇正在装备成渔船。
- The police launch hailed to us to come to. 警方汽艇招呼我们停下来。
- It seemed an eternity before news of his safety reached her. 他平安的消息到达她那里之前，那段时间似乎是无限漫长的。
- Thanks to I had tied then the safety belt. 幸亏我当时系上了安全带。
- The ship came about and headed back for safety. 这只船掉过头往回开到安全地带去。
- The police are launching a major attack on drug dealers. 警方对毒品贩子发动了大规模的攻击。
- I don't wonder you were anxious about their safety. 你为他们的安全着急，我是不奇怪的。
- In the end they reached a place of safety. 他们终于到达了一个安全的地方。
- The coach taught us how to launch a javelin. 教练教我们投标枪。
- The manager decided to launch a sales drive. 经理决定展开一次促销活动。
- When do the new safety rules come into force? 新的安全规则何时生效?
- The launch vehicle lifts the satellite into orbit. 太空火箭将人造卫星送入运行轨道。
- The Queen is to launch a new warship today. 今天女王要主持新军舰下水仪式。
- The safety precautions are totally inadequate. 这些安全措施完全不合格。
- The launch was delayed by a technical hitch. 由於技术上出现临时故障而发射延期。
- I'm worried sick about my son's safety. 我十分担心我儿子的安全。
- If I lose my job, I've got no safety net. 我丢掉这份工作就无计可施了。
