It gives a quantitative relation among the specified burst height, initiation precision, operating reliability and ideal burst height of the fuze used in the intelligent fuze system.

研究了智能空炸引信的引爆概率，导出智能引信系统中所使用引信的标定高度、引爆精度、动作可靠性和引信系统理想炸高之间的定量关系。

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An air burst is an explosion in which a weapon is detonated in air at an altitude below 30 km but at sufficient height that the fireball does not contact the surface of the earth.

空中爆炸指的是核爆发生在海拔30公里以下，且火球有足够高度不接触到地面。

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During the ascent the balloon is constantly widening because of the decrease of atmospheric pressure, and at a certain height it will inevitably burst.

在上升的过程中，随着气压的降低，气球不断膨胀，到一定的高度，气球就会爆破。

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Finally, at a height of almost 19km, the balloon burst and the payload fell back to earth helped along by a parachute.

BBC: Giant weather balloon carries out its sky mission

China seemed about to suffer one of its periodic busts, the severity of which could be predicted only by the height of the euphoria in the preceeding burst of enthusiasm from investors worldwide for the Middle Kingdom.

ECONOMIST: Buttonwood

After his last sight of the pathetically stricken Brahms, stooped and fumbling with sausages over the stove, Mahler curiously burst out to a friend that he himself wanted to die at the height of his powers, before his works became weaker.

ECONOMIST: Composers�� lives: Setting it straight | The