Results show that the peak of maximum moment is decreased by about 30% after reasonably choosing the rope system, pickuppoint arrangement and rope element length.
算例结果表明，通过优选绳系形式、吊点位置、绳长等参数，能使最大弯矩峰值下降30%左右。
2
In many areas of the American West he still rides a horse, though he may carry it in a horse trailer behind his pickup truck to the point where the road gives out and a horse becomes indispensable.
I’m quick to point out that just because a child has leukemia doesn’t mean that they’re not going to sit on the back of Dad’s pickup truck and decide to be Superman and have a head injury from that.