An experimental test of bench mining in the high and dangerous slope of a certain open-pit mine was made.

在某露天矿山的高危边坡上进行了台阶采矿的试验研究。

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Slope stability is a fuzzy area, fuzzy comprehensive evaluation method in the evaluation of dangerous slope is applied widely.

本文论述了用于建立判别和定量划分滑坡危险性和灾害地理信息系统的原理和方法。

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There are some that argue that by using PGD for these diseases Britain is taking a step onto a dangerous slippery slope.

有一些观点认为，使用PGD治疗这些疾病，英国是迈上了光滑的陡坡。

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Mr.Obama,due to chaira special U.N.Security Council session Wednesday on nuclear disarmament, said nuclear actions by Iran and North Korea threaten to take the world down a "dangerous slope" toward uncontrolled proliferation.

VOA: standard.2009.09.23