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- large diameter deep hole blasting 大直径深孔爆破
- The Research of Trench Roof at the Bottom of Stope of Large Diameter Deep Hole Mining 大直径深孔采矿采场底部堑沟顶端形状研究
- large - diameter deep hole 大孔径深孔
- large diameter deep hole 大直径深孔
- Study on the Vibration Drilling Technics for Ultro-slot Small Diameter Deep Hole 超细长小直径深孔振动钻削工艺
- Large - diameter deep - hole mining 大直径深孔采矿法
- They first dug a deep hole in the ground. 他们先在地上挖了一个深洞。
- He dug a deep hole in the garden. 他在花园里挖了个深坑。
- WISDOM DEEP HOLE DRILLING MACHINE CO., LTD. 慧能深孔机械有限公司。
- Keep the jeep in the depth of a deep hole. 把吉普车保存在一深洞的深处。
- DEEP HOLE DRILLING TECHNOLOGY LTD. 北京哈镘深孔技术有限公司。
- They dug a deep hole in the hillside. 他们在山坡上掏了一个深洞。
- A deep hole in the earth gaped before us. 我们面前的地上裂开了一个深坑。
- There was a deep hole in the footpath. 人行道上有一个深洞。
- There is a deep hole in the sidewalk. 人行道上有一个很深的洞。
- super large diameter deep foundation pit 超大直径深基坑
- She was falling down and down into a very deep hole. 她摔倒了掉进一个很深的洞里。
- Mr Blake:No.Dig a deeper hole,Timmy. 布莱克先生:不行; 再挖深点;蒂咪.
- This portable rig can only drill 15m deep holes. 这台人抬钻机只能打15米深的井。
- Today, we'll drill 18m deep holes. 今天，我们要打18米深的井。
