爆破洞室 的英文怎麼說
中文拼音 [bàopòdòngshì]
爆破洞室
英文
blasting chamber-
( 3 ) according to the actual geology situation in the material field, use the " alternation " principle of the value engineering analysis methods, and then find a better construction method to satisfy the requirement of rock - fill material, through using chamber blasting to substitute muffling and using an - fo to substitute ammonium nitrate explosive, and then huge economical benefits were gained, for example, the unit cost of its rock - fill material reduced from 11. 77 m3 to 7. 17 / m3, and directly reduced the total cost by 4. 26 million of cost
( : 3 )依據料場的實際地質情況,通過價值工程活動,利用價值分析的「代替」原理,在滿足堆石料功能不變的條件下,採用洞室爆破代替深孔梯段爆破,採用按油炸藥代替錢梯炸藥,使得堆石料的開采成本顯著降低,從投標價的h . 70元/ m3降低到7 . 17元/ m3 ,降低了4 . 53元/ mj ,以上壩堆石料94 . 2萬m 「計,直接降低成本426 . 75萬元,產生了巨大的經濟效益。Summarization of underground chambers blasting excavation
地下洞室開挖爆破綜述Application of chamber blasting to portal scaling
洞室爆破在洞臉削坡中的應用Control of blasting vibration of underground chamber at a hydropower station
地下洞室爆破振動控制研究Aiming at high design requirement and great technical difficulties, construction methods such as blasting control, excavating and mucking in the tunnel and grout injection in the holes with anchor have been improved on so as to advance construction efficiency, quicken construction schedule and increase economical benefits finally
針對此工程設計要求高、技術難度大等特點,對爆破控制、洞室開挖出渣、錨桿注漿等施工方法進行了改進,提高了施工工效,加快了施工進度,最終提高了經濟效益。分享友人