注：
　　1、抓斗按3m3计算，平均生产率为120t/h。
　　2、起重机拱电形式为：电缆卷筒式和滑触线式。
　　3、抓斗容量，要否煤斗车订货时应注明。
 
Note：
　　1、The calculation of grab is based on 3m3,average productivity is 120t/h.
　　2、The form of power supply is cable drum type and line sliding contacting type.
　　3、The volume of grab,coal bogie must be noted when place order if needed.