The objective of the HEL TD program is to demonstrate that a mobile, solid-state laser weapon system can effectively counter rocket, artillery, and mortar projectiles, Boeing officials say.

波音官员称，HEL TD计划的目标是证明移动、固态激光武器系统能够有效对抗火箭、火炮和迫击炮的弹射装置。

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The operating and commanding system of cloud seeding operation is a very important condition for rocket and artillery rain enhancement and hail suppression to gain satisfactory results.

人工影响天气作业指挥系统是提高火箭、高炮人工增雨和防雹效果的重要条件。

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Overlapping firing of rocket gun and rifle gun is applied frequently in the modern warfare, but the common method of fire distribution is definitely prescribed in the existing Artillery Firing Manual.

现代战争火箭炮与线膛炮重迭射击应用较多，而对两者的火力分配方法，现行《地面炮兵射击教程》却无明确规定。

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Seeing his carefully nurtured negotiations melt into the hell of rocket and artillery barrages, then-U.S. Secretary of State Warren Christopher flew to Damascus to mediate a ceasefire.

CENTERFORSECURITYPOLICY: Arrest Assad, Don't Treat with Him

In the exchange the skies filled with the smoke of multiple rocket launchers, artillery and antiaircraft fire.

CNN: Capital has look of a battlefield

Ironically, Israel has tapped air power more frequently in recent weeks, in part because it's seen as a more pinpoint or precise way of killing rocket-launch teams than artillery fire, which sprays shrapnel over a wide area.

NPR: Israel Apologizes, but Strikes to Continue