Objective To observe the curative effect of ligating esophageal varices under endoscope.目的观察内镜下食管静脉曲张结扎疗效.To observe the change of serum bilirubin in patients with MHD and its clinical significance.目的探讨维持性血液透析(MHD)患者血清胆红...
他掉转车头,去追他们。He spun his car round and went after them.她猛地掉转车头,往回开。Making a sharp U-turn, she headed back.车头灯扫过一张标志牌。The headlights raked across a painted sign....
自动曝光按钮安装在镜头脱卸按钮下面,十分不便。The autoexposure button is awkwardly placed under the lens release button.他按下按钮启动马达的时候保险丝烧断了。The fuse blew as he pressed the button to start the motor.他刚一按下按钮,保险丝就烧断了。The fuse blew as he pressed th...
建构一动态绘图:展示三角线沿著互相垂直的两轴滚动.Construct an animation of the deltoid sliding on two mutually perpendicular lines.伞齿轮: 连接直角相交两轴的齿轮.Bevel gears: gears which connect two shafts at right angles.该系统利用两轴控制系统,实现对显示屏的 定点 检测.The system...