boom excavator

 
       
  • 臂式挖土机,吊杆挖土机

boom excavator的用法和样例:

例句

  1. In an earthwork,the conveyance is like a consumer due to waiting for necessary loading capacity,and then an excavator is the same as a service system.
    在土方开挖工程中,汽车要等待挖土机挖土,汽车就是顾客,挖土机就是服务机构,二者形成一个排队系统。

boom excavator的相关资料:

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