strata group的意思|示意

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。

The early Paleozoic strata can be divided into the Cambrian Hulan Group and the Ordovician Liaoyuan Group.

吉林槽区的早古生代地层可分为寒武系呼兰群及奥陶系辽源群。

The image of the modern poetry offers vastly space for different social strata and interest group to conceive future style of national country.

新诗的意象恰恰为不同社会阶层、不同利益团体对未来民族国家风貌的设定提供了广阔的想象空间。