词Dacryocystography was preformed in all patients before operation to confirm the obstructive sity and the size of lacrimal sac.
术前造影以了
泪囊的大小和阻塞的部位，以选择最佳手术适应证。
: preformed, preforming, preforms Dacryocystography was preformed in all patients before operation to confirm the obstructive sity and the size of lacrimal sac.
术前造影以了泪囊的大小和阻塞的部位，以选择最佳手术适应证。
声明：以上例句、词性分类均由
资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
