Main blasting safety precautions were discussed in detail.
较详细地论述了主要的爆破安全措施。
It was concluded that the blasting system was of safety rating.
我们得出了爆破系统安全等级为安全。
On the premise of ensuring safety, the blasting work is successful.
在保证安全的前提下，成功地进行了爆破。
On the premise of ensuring safety, the blasting work is successful.
在保证安全的前提下，成功地进行了爆破。
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