... 万能摇臂钻床Universal radial movable driller 立式钻床Vertical driller 超声波清洗机Ultrasonic clearing machine ...
基于621个网页-相关网页
·2,447,543篇论文数据，部分数据来源于NoteExpress
For bedrock drilling ordinary hard alloy driller can be adopted for vertical core-drilling with the addition of clear water during rotation. for overburden dry drilling process can be adopted.
基岩钻探方法以采取普通硬质合金清水回转垂直取心钻进，覆盖层采用干钻。
youdao
应用推荐
模块上移
模块下移
不移动