The problem of accelerating metallic flyers to ultra high speed by multi stage detonation system is analyzed.
讨论了通过多级爆轰驱动方法获得超高速飞片的问题。
Subjects with MCI exhibited a decline in multi-cognitive function and had a similar changes in episodic memory, visuospatial skill, and psychomoter speed with early stage of AD.
MCI患者多项认知功能的下降。在情景记忆、视空间技能、操作速度等方面表现出与早期AD相类似的认知心理改变。
The horizontal high - speed pump in replacing the multi - stage centrifugal pump is adopted. Andits seal and isolate heat parts are also improved. Good effect can be gained after improvement.
高压凝液系统采用卧式高速泵替代原多级离心泵，并对其密封和隔热部分进行改进，改造后获得良好效果。
The horizontal high - speed pump in replacing the multi - stage centrifugal pump is adopted. Andits seal and isolate heat parts are also improved. Good effect can be gained after improvement.
高压凝液系统采用卧式高速泵替代原多级离心泵，并对其密封和隔热部分进行改进，改造后获得良好效果。
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