... 阻挡层电池：blocking layer cell 阻爆器：detonation seal 足踏缆车：cable foot engine ...
基于144个网页-相关网页
detonation n seal 阻爆器
·2,447,543篇论文数据，部分数据来源于NoteExpress
This paper systematically described the test and application of millisecond delay detonation technique in blast-Winning face of very thin seal in Xiehe Coal Mine.
系统介绍了毫秒爆破技术在协合煤矿极薄煤层炮采工作面的试验及应用情况。
youdao
应用推荐
模块上移
模块下移
不移动