This article mainly discusses how to reduce the raised dusts,vibration and wave and how to organize the local people to avoid the blasting during the construction process.
本文主要从施工过程中如何减少杨尘、振动,波速以及组织当地群众进行避炮等方面进行了研究和提出了相应对策。
They said, about 50 automobiles, including military vehicles, drove through the town en route to the refugee camp in Jenin under the cover of helicoper fire.
他们说，大约五十辆汽车，包括战车，在直升机的掩护炮火下越过该镇驶向哲宁的难民营。
Artillery gave cover while the infantry advanced.
炮火掩护步兵前进.
artillery fire supported the infantry attack.
炮火掩护步兵进攻。
artillery provided covering fire for the withdrawal.
炮兵为撤退提供掩护火力。
The soldiers went back under heavy artillery fire.
士兵们在密集的炮火掩护下向后撤退。
The attack jumped off under cover of a barrage.
进攻在炮火的掩护下开始了。
Warships covered the landing of the invading army.
战舰炮火掩护入侵部队登陆。
The commandos pushed forward under the covering fire of their artillery.
突击队在炮兵的火力掩护下向前推进。
Under the cover of strong artillery fire, our troops charged forward.
我们的部队在猛烈的炮火掩护下向前冲锋。
Under cover of the smoke, the brave soldier reached the dry ditch under the bridge.
在炮火的掩护下，那位勇敢的战士到达桥下干涸的壕沟。
Will the aid of naval gunfire, the ground troops regained the initiative.
我们的地面部队，在海军炮火掩护下，遂将主动权夺回。
The ground was quaking beneath him as the artillery barrage began.
当炮兵掩护火力开始的时候，地面在他脚下剧烈颤动。
Hull down" is the term used to describe when a vehicle( typically a tank) uses the terrain in such a way that only the gun/ turret is visible to enemy forces.
这一术语用于描述当一辆载具（常是坦克）用地形掩护，让敌军只能看见火炮或炮塔的情况。
The trenches sheltered us from enemy gunfire.
战壕掩蔽我们不受敌人炮火袭击。
The soldiers covered the roof with earth and rock, thick enough to shelter them from gunfire.
士兵们用泥土和石块盖住屋顶，其厚度足以掩护他们不受炮火的袭击。
Infantry rushed the enemy after the artillery Barrage.
步兵团在炮弹烟幕掩护下猛攻敌人
NUMERICAL ANALYSIS ON OPTIMAL LOCATION OF AA GUN REGIONAL SHIELDING
区域掩护高射炮最佳配置的数量分析
Experimental Research and Analysis for Shock Wave Distribution Law of Cannon Shooting Inside Shelter
掩体内火炮射击炮口冲击波分布规律的试验研究与分析