下支架 meaning in English
lower bracket
undercarriage
Examples
- Influence of support construction on tip - to - face roof stability has been studied by the use of theoretical analysis and numerical simulation methods under different top coal conditions in fully mechanized top coal caving face
摘要采用理论分析、数值模拟等方法研究了在综放开采中不同顶煤条件下支架架型对端面顶板稳定性的影响。