The siliceous rock zone in Yantong mountain area, central Jilin Province, is the key region for studying the paleo-Asian ocean tectonic evolution.

吉林中部烟筒山地区的硅质岩带是研究古亚洲洋构造演化的一个关键地区。

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In fact, the volcanic rock zone is a fault subsidence basin zone in tectonic sense.

就构造意义而言，火山带实质上是断陷盆地带。

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The paper has introduced a method of broken rock zone detecting and explaining by seismic technique.

简要介绍了利用地震波进行巷道围岩松动圈测试与解析的原理和方法技术。

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Sensors suggest a 600-foot-thick zone of spongy rock holding millions of barrels.

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In the death zone between the rock shoals and the breakers, two grey seals float and turn, fishing, peering, wallowing like fat ladies in a spa pool.

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France is considered a rock solid, core member of the euro zone, and its troubles are of great concern.

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