Lower Paleozoic的用法和樣例：
例句
- Researching the hydrocarbon source rocks of Lower Palaeozoic in North China is very important to the pre-Tertiary oil-gas strategic precinct.
摘要華北地區下古生界烴源岩研究對前第三系油氣戰略資源選區具有重要意義。 - 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.
楊金溝礦區白鎢礦體產於下古生界五道溝群地層與印支期二長花崗岩內外接觸帶中。
