The blades at its periphery throw off air centrifugally in a direction following the rotation.轮周叶片将空气沿着转动方向抛离轴心.The defects of alloy steel pipe centrifugally cased are drawn. Their causes and preventives are analysed.归纳出...
Why don't you come home with me until you sort things out?.。。你何不先和我一起回家，等事情解决了再走？My dad used to come home drunk, shouting and cussing.我爹以前常常喝醉了回家，又是喊又是骂。My mother makes a fuss of me every time I come home.我每次回家,母亲总对...