液压挖掘机外文翻译,包括英文原文和中文翻译,含详细作者及详细出处信息,其中中文6200多字液压挖掘机挖掘控制系统masakazu haga ,watanabe hiroshi and kazuo fujishimahitachi construction machinery co ltd., tuchiura works, 650 kanadatsu-machi, tsuchiura-shi, ibaraki-ken 300-0013, japan received 4 january 2000; revised 27 a..