用于炮弹等弹头的部件。
经一系列试验研究证明，记忆合金在弹箭引信安全系统中做保险件，具有保险、延期解除保险和驱动负载的综合能力。
The results indicate that the shape memory alloy has the abilities of safety, delayarming and driving loads when it is used in S&A.
根据基型引信要求和引信安全性设计准则，探索实现小口径引信延期解除保险的有效途径。
According to the requirements of basic shape fuze and the standards of fuze safety design, an effective way to realize the delay arming of small-caliber fuze was researched.
用延期组合件代替时间药盘，提高了自毁机构的延期精度，在引信中得到更多的应用。
Delay assembly was used to replace the delay disk, and the delay precision of the destructor was improved accordingly. More applications of the delay assembly in fuse were introduced.
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