Because of these problems such as unstable ore bodies, moderately-stable wall rock, large work-out area, the design proposal of mining these ore bodies by filling-up method is presented.
针对其矿体不稳固、围岩中等稳固，以及存在较大采空区，矿体完整性遭破坏的情况，提出了上向进路充填法开采的设计方案。
The Fed simply cannot risk a return even to moderately higher and less-stable inflation.
联储绝不能冒着回到较高而不稳定的通货膨胀时代的风险。
The Fed simply cannot risk a return even to moderately higher and less-stable inflation.
联储绝不能冒着回到较高而不稳定的通货膨胀时代的风险。
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