Rapid Growth of China Petroleum Machinery Manufacturing(continued)

摘要

ＲａｐｉｄＧｒｏｗｔｈｏｆＣｈｉｎａＰｅｔｒｏｌｅｕｍＭａｃｈｉｎｅｒｙＭａｎｕｆａｃｔｕｒｉｎｇ（ｃｏｎｔｉｎｕｅｄ）ＨｕａｎｇＺｈｉｑｉａｎａｎｄＳｕｎＺｕｃｈｅｎ（ＣｈｉｎａＰｅｔｒｏｌｅｕｍＭａｔｅｒｉａｌｓ＆ＥｑｕｉｐｍｅｎｔＣｏｒｐｏｒａ...