lower mesozoic
常见例句
- The middle scale Huangchengshan silver deposit, prospected and appraised in the recent years, is located in Mesozoic lower-Cretaceous volcanic and subvolcanic rock.
皇城山银矿床是近年勘查评价出的一处中型低温银矿床。 - The lower metamorphic grade Mesozoic-Cenozoic strate developing in our country possess the favourable conditions to form biological activity and lower temperature thermolysis gas reservoirs.
我国中新生代地层发育,变质程度较低,具备生物一低温热解气成藏的有利条件。 - The reservoir rocks are Archaean granite, Lower Paleozoic carbonate rocks, Mesozoic sand rock and volcanic rock and fracture, solution cavities and pores are the major preserving spaces.
储集层由太古界变质岩、下古生界碳酸盐岩和中生界砂岩、火山岩组成, 储集空间主要为构造裂缝及溶蚀孔隙; 返回 lower mesozoic