摘要
分析了 BC- 480支架在综采工作面使用中液压系统配置低的原因 ,提出了系统的改造原则和方案 ,比较了改制前后支架的动作速度。
Analyzes the installing low reasons of hydraulic presses system when BC — 480 has been used in comprehension mining face,puts forward system improving plan,compares the operation speed of support in front and backs improving big discharge.
出处
《山西焦煤科技》
2003年第B06期68-69,共2页
Shanxi Coking Coal Science & Technology
