These vortices developed within 30 minutes or so of each other.这些涡旋的产生彼此相隔半小时左右.The transport process inside tube is also enhanced by Dean vortices.由于Dean旋涡的存在,缠绕式膜组件也可促进膜管内的传递.Vortices accelerate reaction rates of the u...
Problems were piling up at work.工作中的问题越积越多。Mail was still piling up at the office.办公室里的邮件仍在往上堆。He was piling clothes into the suitcase.他在把衣服一件件叠放进手提箱中。...
an elaborate inlay of tortoiseshell, ivory, and metal精致的龟壳、象牙和金属镶嵌物Object : To compare the clinical effect in restoring interdental food impaction between inlay and crown.目的: 比较嵌体与全冠治疗牙间食物嵌塞的临床操作及修复效果....woodwork with mo...