单项选择题 Your compliance in this respect will do much to ______ our taking delivery of the goods on arrival. A．facial B．facilitate C．facilitaty D．facile

未知题型 一水跃产生于棱柱体水平矩形明渠中，已知b=5m，Q=50m3/s，跃前水深h10.5m，试判别水跃类型，并确定h2、Ej、Ejk、E、Kj、Pj和Lj。

单项选择题 As called for in our L/C, please mark all drums ______ with the shipping mark" × × ×" and the word "POISONOUS". A．conspicuous B．curious C．conspicuously D．curiously