Dou mouth block system processing: the formation rate is 13.3%, creates the surgery defeat's substantial clause.

窦口闭锁的处理：发生率为13.3%，是造成手术失败的重要原因。

youdao

Dou mouth block system processing: the formation rate is 13.3%, creates the surgery defeat's substantial clause.

窦口闭锁的处理：发生率为13.3%，是造成手术失败的重要原因。

youdao