To answer this question, we need to plot trajectories of principal stresses.为了回答这个问题, 我们尚须画出主应力迹线图.The subject of orthogonal trajectories remained dormant.正交轨线的问题一直处于沉寂状态.The network of lines now conforms closely with a ...
Driving a boat is not the same as driving a car.驾船和开车不是一回事。We were in the same college, which was male-only at that time.我们那时在同一所学院，当时只招男生。We had this understanding that courses were roughly the same weight.我们已经了解到各门功课差不...
The soldiers were ordered to retreat to safer positions behind the lines.士兵们奉命撤退到后方较为安全的阵地上去.They infiltrated behind the lines so as to annoy the emery replacements.他们渗透敌后以便骚扰敌军的调度....
He removes a thorn from a lion's paw.他从狮子脚掌上拔下一根刺。The little boy stepped on a sharp thorn.那小男孩踩着了一根尖刺。...the thorn and bramble thickets.荆棘密布的灌木丛The thorn of bone may dislodge from his throat without surgery.也许不用动手术就...