The model predicts the transient variations of gun chamber pressure, projectile motion and the decomposition rate of propellant.

模型可以预测发射过程中药室内压力、弹丸运动及工质的分解速率的瞬时变化。

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James Puckle patented a revolving chamber gun in 1718.

詹姆斯·帕克尔在1718年为旋转式膛枪申请了专利。

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Gravel multi-function impact test enginery main standard components are: shot gun components, collision chamber and specimens grippers.

砂砾多功能冲击试验机主要的标准组件有：射枪组件、碰撞室和试件夹持器。

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He said Mr. Smith's gun had one round in the chamber and one in the magazine.

WSJ: Police Officer Accidentally Shot Hofstra Student

His gun had one round in the chamber and one in the magazine.

WSJ: Police Responding to Home Invasion Were Unaware of Hostages in Standoff

On Thursday, House Speaker John Boehner stopped short of promising his chamber would vote on gun legislation, saying he first has to see what gets sent over from the Senate.

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