The influence of the initial clearances of the cartridge case and the barrel is also discussed.
讨论了初始间隙等因素对发射应力和抽壳力的影响.
词典释义:
"弹壳"
The influence of the initial clearances of the cartridge case and the barrel is also discussed.
讨论了初始间隙等因素对发射应力和抽壳力的影响.
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