Esophageal varix ligation under endoscope ( EVL ) is a safe and effective treatment for esophageal varices.内镜下食管曲张静脉结扎是一种安全有效的新方法.PROGRESSIVE BALLOON DILATATION UNDER ENDOSCOPE FOR ACHALASIA ( 32 Cases Reported )直视下内镜旁球囊...
The computer control for an FMS system has three levels.FMS系统具有三级计算机控制.Some typical functions a FMS control system are illustrated in Fig.FMS控制系统的一些典型功能如图所示.The workers in the FMS are usually highly skilled and trained i...