由于地处高海拔地区，气压较低，因而作用在球上的阻力及升力所产生的空气动力效应也会发生相应反应，最终导致球在空中飞行速度比在低海拔地区快，飞行的路线也更直。
At altitude, the air pressure is lower, and so are aerodynamic effects such as drag and lift, ultimately causing balls to travel faster and straighter than they would at lower altitude.
在中国现实条件下，存在比导致政策失败更多的因素，这些因素的汇集弱化了强制性制度变迁的动力效应。
On this condition in China, there are more factors than those result in policy failure, the focus of those factors weaken the power effect of forcible institution-change.
基于高频底座力天平技术，研究了不同宽度比的两个和三个建筑物间的顺风向动力干扰效应。
Based on the high frequency force balance technique, systematical studies of the along wind dynamic interference effects on two and three tall buildings with different sizes were carried out.
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