center distance change的意思|示意

For instance Chengtie appearance to the original route from the city center one hour shortened to half an hour , the change will bring distance functional changes thus lead to changes in land prices.

再比如城铁的出现，使原来离市中心1小时的路缩短为半小时，距离的改变就会带来功能上的改变，从而会导致土地价格上的变化。

And the static margin can be adjusted by change the vertical distance between the aerodynamic center and the center of gravity.

其静稳定性裕度可以通过重心与气动中心的纵向距离来调节。