The extraction time can not serve as the criterion for the lost ratio of collision.
离子引出时间不是判断碰撞损失率的标准。
Throughcalculation of temperature rising callused by them, melt criterion is given, the thickness of melted layer near explosive welding interface with small collision Angle is estimated.
通过计算绝热压缩温升和畸变形能沉积产生的温升，给出熔化判据，定量估计出了在小碰撞角下爆炸焊接界面熔化层厚度。
Therefore, how to resolve problems of ship collision with Bridges and to draw up precept or criterion has become an important task to bridge designers.
因此解决船撞桥梁的问题，以及制订相应的设计规范或设计指南成为摆在我国桥梁工作者面前的一个重要任务。
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