Now, this is no longer the case, and, thanks to better treatment of the condition, people live far longer and want to start their own families.
现在，由于有了好的治疗条件，人们可以活得更久，甚至可以有自己的家庭。这已不是个案。
On the condition of no influence on other performances, smaller Angle of ramp is better. It is best that the gradient between the start point of ramp and the bottom of ship is zero.
斜坡坡角在不影响其它性能时越小越好，若能使斜坡始点与船底接触处曲率梯度为零最好。
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