loose blasting造句

1、The method of loose blasting in treating blocked dross was introduced in the complicated condition.

2、A weak loose blasting is adopted to successfully demolish the jamb wall of wall at edge of slope, the blasting safety is ensured in a complex environment.

3、The design methods and measures of safety protection of weakly loose blasting are introduced with field cases.

4、Subgrade excavation of rock using pneumatic drill and DTH drill Hole drilling, loose blasting in small and deep hole blasting, excavators and loaders loading ballast, dump truck, bulldozer tie.

5、The experiment design and method of loose blasting funnels are introduced in this paper, and an analysis of the test results is carried out.