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单词级别附加级基本释义参考例句Practice indicates that dumper has become a important dumping equipment. 生产实践表明,此机巳成为重要的卸矿设备. 来自互联网The reasons causing burn - up of heavy - duty dumper motor are analyzed. 目前应用的双驱动重型卸料车,经常发生烧毁电机的故障. 来自互联网 推荐阅读 |