The shearer is a complex mechanical system, It consist of haulage unit, cutting unit and related appendage.
采煤机是一个复杂的机械系统，其主要包括行走部、截割部、及其附属设备。
2
Couple transmission principle of electric haulage shearer breaking mechanism planet_gear use maths program theory for optimization of mechanical design.
结合电牵引采煤机破碎机构行星齿轮传动原理，应用数学规划理论进行机械优化设计。
3
On August 18 that day, Pavilion South Coal Company haulage team squad leader Wang Qingji into the hearts of the Ways and mechanical and electrical maintenance man, "God."