加快推进川江及三峡库区船型标准化工作--在川江及三峡库区船型标准化工作会议上的讲话(节选)

• Speed up to Advance Ship-type Standardization Working in Chuanjiang and Sanxia Depository Area--A Speech of the Meeting of Ship-type Standardization in Chuanjiang and Sanxia Depository Area (Extract)