矿井支护的英文

• mine support

• 矿井:    mine; pit; grube; groove; sh ...
• 支:    branch; offshoot
• 护:    protect; guard; shield
• 矿井支架:    pit barring
• 支护:    support; timbering

例句与用法

1. Mine support - part 4 : testing
   矿井支护.第4部分:试验
2. Mine support - part 1 : general
   矿井支护.第1部分:总则
3. Mine support - part 2 : dimensions , designation and statical values
   矿井支护.第2部分:尺寸名称与符号及静力值