Lower Paleozoic是什么意思 Lower Paleozoic怎么读
Lower Paleozoic的用法和样例
- Researching the hydrocarbon source rocks of Lower Palaeozoic in North China is very important to the pre-Tertiary oil-gas strategic precinct.
摘要华北地区下古生界烃源岩研究对前第三系油气战略资源选区具有重要意义。 - The scheelite orebody of the Yangjingou mining area occurred in the contact zone of the lower Paleozoic Wudaogou Group strata and the Indo-Sinian adamellite.
杨金沟矿区白钨矿体产于下古生界五道沟群地层与印支期二长花岗岩内外接触带中。
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