The free loading test results in simulated cartridge show that the use of oblate spherical powder could be applied to increase the loading density effectively.
自由装填试验表明：采用大弧厚球扁药能有效提高装填密度。
The free loading test results in simulated cartridge show that the use of oblate spherical powder could be applied to increase the loading density effectively.
自由装填试验表明：采用大弧厚球扁药能有效提高装填密度。
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