掏槽 的英文怎麼說
中文拼音 [tāocáo]
掏槽
英文
[礦物學] cutting [采礦工程] undermine; underholing-
The loosening holes outside the plough cut are also drilled at an angle which improves the breakage possibility.
在楔形掏槽眼外側的擴槽眼也要有角度以改善爆破效果。The norwegian cut can provide more dependable advance per round than the plough cut.
挪威掏槽與楔形掏槽相比，可以提供更可靠的每次爆破的進度。Pliers, diagonal cutting, and nippers, end cutting
老虎鉗對角線切削和鑷子側面掏槽During recent years the seam cut has once again come into use.
近幾年來，又再度使用了裂縫掏槽。If the charge used is too large, the rock can become sintered so that the cut used is a failure.
如裝藥量太大，巖石就會擠死，使掏槽失敗。Study on blasting mechanism and its engineering use of spiral cutting with big empty hole in rock under - excavation
巖石工程大空孔螺旋掏槽爆破機理研究及應用Analyses of rational stemming length for burn - cut blasting
直眼掏槽爆破炮眼合理堵塞長度的理論分析Application of staged burn - cut in shaft blasting in limestone
分層分段直眼掏槽在石灰巖井筒爆破中的應用研究Researches on blasting parameters of triangle burn cut
三角柱直眼掏槽爆破參數研究Dynamic caustics experiment of cut hole control blasting
掏槽控制爆破動焦散試驗研究Study on the factors affecting parallel hole cut blasting
直眼掏槽爆破效果的影響因素分析A model for analysis of the blasting effect of parallel cut
含空孔直眼掏槽爆破效果分析模型Deep hole v cut blasting technology for tunnel excavation
深孔楔形掏槽爆破技術在隧道掘進中的應用The grey situation method of optimizing cutting blasting plan of rock roadways
優選巖巷掏槽爆破方案的灰局勢方法Application of cut blasting in trench digging technique in the middle of the stope
掏槽爆破在采場中部掘溝工藝中的應用Parallel cut blasting
直眼掏槽爆破Research and application of the cutting blasting technology of roadway excavation in hard rock
堅硬巖石巷道掏槽爆破技術研究與應用Numerical simulation research of charging optimization in spiral cutting blasting in medium deep bore
中深孔掏槽爆破裝藥優化的數值模擬研究In order to solve the shortcoming of traditional explosion w ; dge - shaped excavation in da ' anshan mine, improve the rate of excavation and reduce the consumption of explosive materials, a series of excavation shapes are applied and experimented in the rock tunnel excavate
針對大安山煤礦傳統的楔形掏槽爆破方式存在的弊端，本文提出在該礦進行新型掏槽實驗研究，用以增加巖石巷道掘進效率和減少掘進爆破材料消耗。Based on the theory of detonation dynamics and fracture mechanics and combined with engineering experiences, the parameters of soft rock tunnel hole charge and smooth blasting are analysized to enhance tunnel excavation proficiency in soft rock and smooth blasting. value scope of smooth blasting is acquired, which can give some experience for parameters design and construction of smooth blasting in soft rock tunnel excavation
摘要為提高軟巖巷道掘進效率和光爆效果，利用爆轟動力學和斷裂力學理論，分析了軟巖巷道掏槽及光爆參數，結合工程實踐經驗，得出了軟巖巷道光面爆破參數的取值范圍，對軟巖巷道爆破參數的設計和施工具有一定的指導意義。分享友人