Einstein's elevator; Artillery range; Uniform acceleration and circular motion using dimensional analysis.

爱因斯坦电梯；炮火射程；匀加速度和圆周运动的量纲分析。

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Artillery can fire further than any other vehicle. Use the increased range to disrupt enemy movement from safe distances and use snipers to scout enemy units.

炮兵射程最远，可以安全地从远距离攻击敌人，用狙击手帮忙搜敌。

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The Second Artillery Force has been equipped with short-range, medium-range, long-range and intercontinental missile systems, and has the capability of rapid reaction and mobile operations.

第二炮兵已拥有近程、中程、远程和洲际导弹武器系统，并具备快速反应和机动作战能力。

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Military planners say a barrage of North Korean short range missiles and artillery could kill hundreds of thousands in the capital city,Seoul, in a matter of hours.

VOA: standard.2009.10.13

The military aim is to push the rebels beyond artillery range of the medieval port.

CNN: New fronts may open the Balkan war

By mid-week, Russian forces had taken up positions along the Terek river, and some were within artillery range of Grozny.

ECONOMIST: Special

"From this moment, the Supreme Command of the Korean People's Army will be putting in combat duty posture No 1 all field artillery units including long-range artillery units and strategic rocket units that will target all enemy objects in US invasionary bases on its mainland, Hawaii and Guam, " the KCNA statement said.

BBC: N Korea 'combat posture to hit US'