该地区不可预知的地质环境和火山岩结构迫使工程师放弃使用钻孔机，而是通过爆破在津轻海峡挖掘出一条通道。
Theregion's unpredictable geology and its volcanic rock prevented engineers from using boring machines, forcing them to blast and dig their way under the Tsugaru Strait.
在水工程保护范围内，禁止进行爆破、打井、采石、取土等危害水工程安全的活动。
Within the protection zone for a water project, any act of blasting, sinking a well, quarrying rock, and collecting earth, which endangers the safety of the water project, shall be prohibited.
在开挖公路路堑的爆破工程中，必须确保路堑边坡的稳定与平整。
In the blasting engineering of highway excavation, the slope stability and flat-ness must be sure.
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