楔形槽 的英文怎麼說
中文拼音 [xiēxíngcáo]
楔形槽
英文
lewis hole-
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。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Grooves are machined on the face of the plug. the dovetail shape holds the ptfe o - ring in place under all operating conditions
在閥塞表面有一個機加工的槽。這個槽為楔形榫頭形狀,在任何工作狀態下將聚四氟乙烯環固定在所在位置。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。Set up the following 2d parametric models : ( dinitial contour of cone. ( 2 ) six types of inserts : cut insert, conical insert, ovoid insert, chisel insert, gage insert and scoop chisel insert. ( 3 ) twelve types of slots : six slots between the rows of inserts ; six slots on the head of cone
建立了以下幾種二維參數化模型: ( 1 )牙輪初始輪廓; ( 2 )六種牙齒,包括平頂齒、錐形齒、球形齒、楔形齒、邊楔齒和勺形齒; ( 3 )十二種齒槽,其中六種牙輪齒圈之間的齒槽、六種牙輪頂端的齒槽。As to the basalt rock tunnel excavation, the gronlund shape is alright, the second shape is wedge - pentagon shape and the diamond shape is unsuited for basalt rock. through the analysis of experimental data and the results of explosion, the explosion rate is up to 85 %
對于玄武巖通過實驗結果和數據統計分析,得到gronlund (即變五星)掏槽比較適合於玄武巖巖石巷道掘進,其次是楔形+五星掏槽,而菱形掏槽在玄武巖中不適宜, gronlund (即變五星)掏槽形式其爆破效率達到85 %以上。分享友人