delay detonator造句怎么写
- 造句
- 关注:2.69W次
2、In millisecond blasting, the designed or selected delay time is always different from the real one due to the delay errors of ordinary short delay detonators.
1、Although the cost of electronic detonator is higher than that of chemical delay detonator, the delay accuracy of the former is obviously higher and its free delay arrangement is much more flexible.
- 文章版权属于文章作者所有,转载请注明 https://zhongwengu.com/sentence/p5ed8y.html