电机出故障了.There is something wrong with the motor.转盘由一根传动带与电机相连。The turning disc is connected by a drive belt to an electric motor.离心机不通过调速箱直接与电机驱动装置相连.Centrifugal machines are connected to the motor drive directly instead ...
I'm not a very good mathematician.我不太擅长计算。A mathematician or a wit would give you the wrong answer.数学家或才子会给你错误的答案.This untutored mathematician had an obsession with numbers.这位非科班出身的数学家对数字特别痴迷。...
Standard Two: The information literate student accesses needed information effectively and efficiently.标准 二: 有信息素养的学生可以有效地获得需要的信息.Conclusion Congenital ptosis can be effectively treated by maximum shortening of upper eye...
The restoration took almost 4,000 man-hours over four years.修复工作历时4年，耗费近4,000工时。His visit is expected to lead to the restoration of diplomatic relations.人们期待他的出访会恢复外交关系。He urged the restoration of hanging and flogging.他敦...