blasting operation

常见例句

双语例句

• The stone that cannot be dug directly can use blasting operation.
  机械不能直接开挖的石方采用爆破法开挖。
• The excavation of earthwork should be from top to bottom, and should not dig randomly and excessively. Forbid the use of blasting operation and hollow out earth.
  ② 土方开挖均应自上而下进行，不得乱挖超挖，严禁用爆破法施工和掏洞取土。
• The effect of dynamic load resulting from blasting operation is simulated, and the breaking state of surrounding rocks may be predicted effectively in different cases.
  针对不同频率情况，可以预先有效地确定围岩破坏状态，决策开挖初期支护方案的有效形式；
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