DDA is used to analyze the destabilizing pattern of rock-anchored crane beam under the crane wheel pressingaction.
目前，岩壁吊车梁设计所采用的刚体极限平衡设计方法还不能确切反映岩锚吊车梁的实际受力状态。
2
India's Supreme Court is pressing the northern states where these killings are more frequent to take action and to specify what they are doing to curb the problem.
Alexander, 14, weighs 555 pounds, and though authorities have cited his weight as a main concern, they also allude to more pressing medical problems that prompted social services to take action.