具有七个顶点的多面体是稀少的.Polyhedra with seven vertices are rare.在所有共享一对伪顶点的二个分量间建立相邻关系.Establish the adjacency relation among all pairs of components which share a pair of pseudovertices.不要轻视上升到光辉顶点的梯阶.Do not despise the step whic...
Guests are requested to vacate their rooms by noon on the day of departure.房客务请在离开之日的中午以前腾出房间。Hotel guests are requested to vacate their rooms by twelve noon.旅馆的房客按规定要在中午十二点之前退房.He would like an assurance that other forc...
It helped Shanghai sail through that relatively rough patch and rack up double - digit annual economic growth.它帮助上海渡过了相对困难的时期,实现了两位数的经济增幅.I am glad I have you with me to sail through the journey of life.我很高兴有你陪我共度我的人生....
Acrylic resin ( ACR ), as an impact modifier for R - PVC, was synthesized by latex interpenetrating poly - mer network technique.采用乳液聚合技术合成了硬聚氯乙烯(R - PVC)抗冲击改性剂丙烯酸酯类聚合物 ( ACR ).Acrylic resin ( ACR ), as an impact modifie...