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But the strength of the cartridge case after ironing drawing cannot be accurately calculated by this formula,because the result of calculation is lower than that reached in practice.

用常规的幂强化公式计算药筒在引伸后的强度时，数值偏低较多，原因是该公式未考虑引伸凹模锥角对强化的影响。

The upper receiver also incorporates a special safety system, which protects the shooters' face in the event of the cartridge case rupture or explosion.

上层接收器还采用了特殊的安全系统，它保护在弹壳破裂或爆炸事件的射手的脸上。

Remove the cartridge, the case cover and the small cover.

卸下墨盒和左侧机箱头盖及后小盖板。

Numerical simulation of the stress on the cartridge case and dynamite for the dynamite affect by the different loading course and the different support area.

分别计算了不同加载载荷时间历程和不同壳体承力面条件下的影响结果。获取了子弹药壳体最大主应力及内部装药所受的最大压力值。

As long as the gun's parts have no change in essence, through the marks on the warhead or cartridge case, the identity of specific gun can be established.

只要枪支机件没有本质的变化，通过检验弹头或者弹壳上的痕迹，就可以对具体枪支进行同一认定。

The marks on the warhead and cartridge case fired by the same gun can show the specific feature of the gun's parts.

同一支枪发射的弹头或者弹壳上痕迹能反映发射枪支有关部件的细节特征。

The dynamic response was analyzed with different structure . The tectonic deformation of the cartridge case, the distribution of the plastic strain, the flexing deflect ion and the distribution of the stress on dynamite were studied.

分析了采用不同弹壁加强方案的子弹药在抛撒过载下的结构响应情况，给出了子弹壳体变形和塑性应变分布图、弹壁最大内凹变形量随时间的变化曲线以及壳体内部装药应力分布。

Basing on nitroester migration theory in combustible cartridge case during its long storage, the method of using indicator strip to determine extent of nitroester migration was suggested.

文摘：根据半可燃药筒在长期储存过程中硝酸酯的迁移原理，提出一种利用指示剂带检测硝酸酯迁移量的方法。

The dynamic response was analyzed with different structure.The tectonic deformation of the cartridge case,the distribution of the plastic strain,the flexing deflection and the distribution of the stress on dynamite were studied.

分析了采用不同弹壁加强方案的子弹药在抛撒过载下的结构响应情况，给出了子弹壳体变形和塑性应变分布图、弹壁最大内凹变形量随时间的变化曲线以及壳体内部装药应力分布。

Through the inversion based on finite element analysis, it is revealed that the transient temperature rise on the case body,as a result of firing heat impact,is a key factor dominating the residual deformation and extraction resistance of the cartridge case. The distribution of transient temperature increment on case body is also obtained.

通过有限元反演计算，揭示了筒体上热冲击引起的瞬态温升是决定药筒残余变形和抽壳阻力的一个关键因素，得到了筒体瞬态温度增量分布规律。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。