mined area 中文意思是什麼
-
Abstract : in the exploration process for harnessing and renovating local railways in shanxi, the interborehole electromagnetic wave fluoroscopy was used to search for mined - out area of coal pits, which yielded satisfactory geological effects
文摘:在山西地方鐵路病害整治的勘探過程中，將電磁波孔間透視法應用於尋找煤窯采空區，取得了良好的地質效果。 -
The joints investigation of mined - out areas shows that structure surface is dominative factor of roof stability of mined - out area in jiaguo mine
夾溝礦采空區的節理調查表明，結構面是夾溝礦采空區頂板穩定性的主控因素。 -
In one mined area the soil was removed, then stockpiled for two years before it was respread.
在一個礦區，表土搬走後堆放了二年才重新鋪開。 -
According to roof safety factor of 1. 2 for the mined - out area, minimum safety roof thickness at different rock in various span mined - out area was calculated by flac software, which transfixion of plastic zone was taken as criteria of roof breakage by using strength reduction technology and dichotomy theory
摘要利用強度折減技術和二分法原理，以塑性區的貫通作為頂板破壞的標準，當采空區頂板的安全系數等於1 . 2時，利用flac軟體計算得出各種跨度空區在不同巖層中的最小安全頂板厚度。 -
Sensitivity analysis of factors influencing the stability of mined - out area
影響采空區穩定性的因素敏感性分析 -
The whole area are mined except for a narrow channel we were following, which had been swept.
全區皆有水雷，僅我們行駛的狹道已經掃除。 -
Abstract : the paper is based on the working particle for sever al bridges in the construction of w8 section of sheng - yan railway project. it sy stematicaly instructs the construction method of bore - hole filling pile in the rock area with under - earth mined - out layer
文摘:筆者以神延鐵路w8標段多座橋梁工程實踐為基礎，系統介紹了有地下采空層的巖石地區鉆孔灌注樁施工的方法 -
Application of fire bulkhead and grouting in mined area
防水墻及注漿技術在煤礦采空區的應用 -
Geophysical methods on survey of mined - out area
采空區的物探勘查方法 -
Evaluation of the safety of combined mining of thin seams under water body in mined area
老空區水體下薄煤層聯合開採的安全性評價 -
3. when table sugar was used as starting materials, it was used and pyrolyzed directly or was first mined with sulphuric acid after surface area of those materials is not larger than that of pas capacity is small in their electric double - layer capacitor, specific surface area has great effect on capacity, the larger specific surface area is, the higher capacity is, . but bulk density will decrease with increase of specific surface area
當以食糖為熱裂解碳的原料時，採用直接焦化和酸洗焦化兩種方式。所制備的樣品比表面積沒有聚並苯材料的大，在以30 h _ 2so _ 4為電解質的雙電層電容器中，容量相對較小。電極活性物質的比表面積對雙電層電容器的容量有很大的影響。 -
The results of numerical analysis on mined - out area indicate that the roof at mined - out areas is unstable and the rock in the roof is easy to collapse in this mine
數值分析結果表明：夾溝礦采空區的頂板是不穩定的，頂板巖體容易發生垮落事故。 -
Coal is mined under nappe in xinji mine area
新集礦區是從推覆體下採煤。 -
Tree - dimension finite element analysis on mined - out area stability
采空區穩定性的三維有限元模擬 -
The area where the venture would be located is part of china ' s ordos coal basin ? one of the largest in the world, boasting seams with easily mined high - quality coal
方的合?企?位於中?鄂?多斯煤田? 。 ?煤田是世界最大的煤田之一，富含易於?採的優?煤? 。 -
Steps were promised ( as, fruitlessly, they were at the 2000 summit ) to reduce military tensions : defence ministers would meet, while a disputed western maritime area would see its fisheries jointly mined
雙反同意採取措施減少軍事緊張局勢（這種承諾跟在2000年峰會做出的一樣是徒勞的） ：國防部長會見面；在有爭議的西部海域雙方的漁民共同作業。 -
Based on mountain collapse status caused by daxin beidoushan mined - out area. to assess geological hazard and re - deter - mination of mining method in the mined - out area, the area was detected by transient electromagnetic method for finding spice distribution, occurrence condition and inferring position and shape
摘要針對甕福磷礦大信北斗山采空區引起山體坍塌的情況，為更好地進行地質災害評估和確定重新開采方案，採用瞬變電磁法探測對該區域進行勘探，以查明采空區的空間分佈范圍和賦存狀況，推斷出采空區的位置與形狀，其結果真實可靠。 -
Key issues concerning transforming an underground mined area into tailings reservoir
地下采空區改建尾礦庫的幾個關鍵問題 -
Engineering reclamation technology for mined area in pingguo bauxite mine
平果鋁土礦采空區的工程復墾技術 -
Numerical analysis of stability of mined area in pingshui copper mine
平水銅礦采空區穩定性數值分析
分享友人