The pressure of the collision between North America and Africa gave rise to the Appalachian Mountains.

的压力之间的碰撞北美和非洲引起了阿巴拉契亚山脉。

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Analyse choice method of collision point of cylinder and shovel head and confirm initial pressure and volume of nitrogen chamber.

分析了活塞杆与铲头碰撞点的选择方法和氮气室的初始压力和初始容积的确定方法。

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Higher sound pressure level (SPL) favored both collision efficiency and agglomeration kernel, so acoustic agglomeration increased in the higher-intensity acoustic field.

声压级增大不仅使团聚核函数增大，也增大了碰撞效率，使高声压级时的团聚更有效。

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Meteorologists were blaming the nor'easter on the collision of two storm systems: cold air traveling south from Canada bumping into a moist low pressure system heading north from the Carolinas.

WSJ: Major Blizzard Bears Down on Northeast