He continued to hold a lead in Angola's presi-dential race.他继续在安哥拉总统大选中占据领先地位。Angola was once a Portuguese territory.安哥拉曾经是葡萄牙的领土.Today, Angola mysterious existence of large, single or not is still doubtful.时至今日, 安哥...
Any two diameters of a circle intersect each other.圆周内两直径必相交.This microscope magnifies 40 diameters.这台显微镜能放大40倍.The microscope magnifies the object 100 diameters.显微镜把物像放大了一百倍....
This machine is fully automatism number controlled, its operation is handy, andits cutting is exact.本机全自动数字控制，操作简便，切割精确。Objective : To observe the clinical feature and electroencephalogram ( EEG ) characteristic of autom...