摘要
对WS1 7- 1 2 / 2 8液压支架进行了改制 ,对其可行性、改制方案的设计、方案的说明及计算 。
WS1 7-1 2/2 8 powered supports were remade.Feasibility,design and calculation of remake plan and support performance comparison before and after support remake are discussed.
出处
《山西煤炭》
2001年第1期41-42,45,共3页
Shanxi Coal