The Barrel life of Cannon is assessed by the rate of the muzzle velocity of pill to the standard velocity.

通過用火炮外彈道測量的初速與標準初速的比率來評定火炮身管壽命深夜在线视频在线深夜。

A relatively short cannon that delivers shells at a medium muzzle velocity, usually by a high trajectory.

榴彈炮一種相對較短的大炮日韩美女福利网址在线观看视频免费，通常以較高的彈道和中等初速度發(fā)射炮彈

Bullet weight is 1.6 gram (25 grains) and the muzzle velocity is 725 m/s (ca. 2400 fps).

彈頭重量為1.6克（25粒）和初速是七百二十五米/秒（約2400幀）美国A片一级片。

The ballistic trajectory extrapolation of muzzle velocity measure of antiaircraft gun is discussed through simulation technology.

摘 要：根據(jù)毫米波雷達在高炮測速中的實際應用91自拍视频精品，通過仿真的方法對初速測定的彈道外推問題進行了研究。

It fires 20 gramm (308 grains) tungsten dart with muzzle velocity of 1450 meters per second (4750 fps).

它火災20格拉姆（308粒）鎢鏢（fleschette與1450（每秒4750幀米初速））强插在线观看。

"Better still, the new 50 caliber round comes with a full metal jacket designed to maximize muzzle velocity and power to the target."

"新的操美国美女。50口徑子彈套上了全金屬子彈殼，以使子彈出膛的初速度以及擊中目標時的殺傷力達到最大搞那个黄色片来看一下。"

That was a fully redesigned Rheinmetall 37 mm AT-gun Pak 30 with a longer barrel and higher muzzle velocity.

它完全是在德國Rheinmetall公司的Pak-30型37mm炮的基礎上重新設計而成日本一区二区久久人妻高清，擁有一個長身管和高炮口初速。

The heavier bullet reduces muzzle velocity from 3,200 feet per second (975 m/s), to about 3,050 feet per second (930 m/s).

更重的彈頭具有較少的初速2017av在线视频，從早期型號的3黄色一级国产视频，200碼每秒（975米每秒）到A2的大概3050碼每秒（930米每秒）。

The German 88 mm gun with muzzle velocity of 1000 m/s with a 10 kg projectile penetrates the Panther's frontal armor at distances of only up to 650 m.

3：德國88毫米炮欧洲免费A片在线观看，以1000米/秒的初速發(fā)射10千克彈頭的穿甲彈99久久精品国产免费男女。只能在650米以內擊穿黑豹的首上裝甲

Precision fire of AA gun must accurately confirm and correct muzzle velocity deviation and adjustment.

高炮要準確射擊必須準確確定和修正初速偏差量欧美老人牲交免费一级A片。