The influence of the parameters,such as the skip capacity, scraper volume, hoisting distance, hoisting speed and hoistig method,on the synthetical capacity of mucking and hoisting has been analysed and the ways for increasing its synthetical capacity have been investigated in the paper.

According to the analysis of current situation on driving of rock drivage,it is put forward that the loading transfer and transposition of muck car are the key factors which influence the comprehensive carrying capacity of waste rock in driving of rock drivage.

Given that two key lines of Sihe Coal Mine Project are Material Roadway and Belt Roadway in the east wing,the safe and expeditious construction has been achieved with the aid of a series of techniques and management means,optimal design,step construction methods,“Three-Small”techniques,optimal labor organization and construction sequence and large mechanical mucking-out facilitie

According to the first document this year,while going on carrying out the policy of increasing the farmers income,we shall make great efforts to improve the integrated agricultural productivity.

Strengthen the practice teaching to improve the comprehensive ability of food science students;

Progress on training of comprehensive ability of clinical nursing students in China;

Training student’s comprehensive ability by making modeling samples in anatomy laboratory;