ditch blasting
... trencher 挖沟机 trenching 挖沟 trenching shot 开沟爆破 ...
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... 开口钎子:starting borer 开沟爆破:ditch blasting 开缝顶板锚杆:slotted roof bolt ...
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爆破开沟 [油气] blasting trenching
·2,447,543篇论文数据,部分数据来源于NoteExpress
在管道施工建设中,对石方段的管沟开挖一直采用传统的爆破成沟的施工方法,而履带式岩石开沟机在管道敷设的实际应用中可以发挥重要作用。
In pipeline construction, traditional explosive trenching method has been applied in stonework section. Caterpillar rock trencher will play an important role in practical pipeline laying process.
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