【单选题】临床上施行激光角膜切割术治疗近视,是基于以下哪个原理:
【判断题】If you want to heave tight the breast line, what should you say? Heave up the breast line. / Take in/Pick up the slack on the breast line.
【简答题】If you want to heave tight the breast line, what should you say?
【简答题】if you want to heave tight the breast line, what should you say?