摘要
从底座受力状况进行理论分析 ,通过准确的理论计算 。
By theoretically analyzing the stress pressed on the bedplates and through accurate theoretical calculation,the correct safety factors could be found out.
出处
《煤矿机械》
北大核心
2002年第4期19-20,共2页
Coal Mine Machinery
关键词
液压支架
放顶煤支架
钢结构型底座箱
力学分析
安全系数
comprehensive longwall top caving
hydraulic roof_support bedplates
mechanical analysis and calculation
