The duration of previous geologic periods was difficult to determine.
以前很难确定地质期的持续时间。
The best gauge of quake risk is the geologic record.
我们最好的测量地震风险的办法是地质记录。
Collapse is a typical geologic disaster in karst area.
岩溶塌陷是岩溶发育地区所特有的灾害地质现象。
By the analysis to the basic geologic trellis at first.
本文首先对研究区的基本地质格架进行了简要的分析和总结。
Reservoir Geologic Model is the core of Geologic Model.
储层地质模型是油气藏地质模型的核心。
Geologic relics are earth's precious heritage to mankind.
地质遗迹是地球留给人类的珍贵遗产。
Geologic grade is an important basis for appraising ore quality.
地质品位是评价矿石质量的重要依据。
The geologic work of mine can play an active role in the exploration.
矿山 地质工作在找矿中可发挥积极作用。
Geologic sketch is one of the most basic maps in the geological report.
地质素描图是地质勘探报告中最基本的、数量最多的图件之一。
It is considered to be the most unusual geologic structure in the area.
这被认为是该地区最不同寻常的地质结构。
Less ice covers the Arctic today than at any time in recent geologic history.
今天的北极冰层比近代地质史上任何时期都少。
The debris flow is a very serious geologic hazards which explodes suddenly.
泥石流是一种暴发突然，危害十分严重的地质灾害。
It point out that the geologic structure is the outcome of Yanshan movement.
指出该区地质构造是燕山运动的产物。
The result of the study provides geologic basis for exploration and develop…
研究结果可为下一步的滚动勘探提供地质依据。
Such a special geologic and geographic setting is known as a "dry salt lake" .
这种特殊的地质地埋背景称为“干盐湖”。
"To see an active geologic process on Mars today is cool, " said Hansen-Koharcheck.
Hansen-Koharcheck说：“观看现今火星上活跃的地质变化过程是一件很酷的事情。”
Instead, it interprets the geologic record largely as a result of a global flood.
相反，它解释了很大程度上因为一场全球大洪水的地质记录。
A full face rock tunnel boring machine was highly sensitive to geologic situation.
全断面岩石掘进机施工对地质地层状况非常敏感。
They are famous for their excellent scenery as well as their unique geologic formations.
它们不仅仅因瑰丽的景观而闻名，还因其独特的地质形态而著名。
The geologic of the South China developed into one new stage in the Hercynian-Indochina period.
海西-印支期，华南地质构造发展进入新的阶段。
The components of the coal mine water is various obviously according the mine geologic condition.
由于不同矿山的地质条件等因素变化很大，矿井水的杂质成分与含量也有很大差异。
South China Sea has the most complex oceanic geologic hazard condition and most potential danger.
南海是我国海洋灾害地质条件最为复杂、潜在地质灾害危险性最大的海区。
Rock mass are always very complex geologic structural bodies, which are composed of various rocks.
岩体是一种非常复杂的地质结构体，由各种岩石构成。
Geologic sketch drawing is basic work which geologic party invests great technical force and money.
地质素描的编绘工作也是地质队投入技术力量最多的、最经常的一项基础性工作。
Geologic sketch drawing is basic work which geologic party invests great technical force and money.
地质素描的编绘工作也是地质队投入技术力量最多的、最经常的一项基础性工作。
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