The State-owned mining enterprises are the mainstay in mining mineral resources. 國有礦山企業(yè)是開(kāi)采礦產(chǎn)資源的主體。
Stope management is one of important tasks in mining activity underground. 采場(chǎng)管理是礦山井下生產(chǎn)工作中的一個(gè)關(guān)鍵性環(huán)節。
A first decline was sunken to provide access to the ore body and trail mining was carried out in different stopes. 第一次沉降為我們提供了接近礦體的機會(huì )，公司在不同的采礦場(chǎng)進(jìn)行了試采。
The optimal furrow pit direction and the optimal slope configuration fit to the little north open mining was obtained. 優(yōu)化設計所取得的邊坡形狀為金堆城露天礦最大限度的減少廢石剝離量，指導采區安全生產(chǎn)提供了幫助。
Eraluating the mined out area is one of effective and dependable ways for exploring placer gold. 指出以過(guò)采區為依據尋找砂金礦可靠性大，風(fēng)險度小，是行之有效的途徑之一。
Manage Environment in Exploration and Mining Area. 管理礦區環(huán)境。
My mining area is containing the rich blue sandstone resources. 我礦區蘊藏著(zhù)豐厚的青砂巖資源。
