常見例句雙語例句The middle scale Huangchengshan silver deposit, prospected and appraised in the recent years, is located in Mesozoic lower-Cretaceous volcanic and subvolcanic rock.皇城山銀礦床是近年勘查評價出的一處中型低溫銀礦床。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.我國中新生代地層發(fā)育,變質(zhì)程度較低,具備生物一低溫熱解氣成藏的有利條件。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.儲集層由太古界變質(zhì)巖、下古生界碳酸鹽巖和中生界砂巖、火山巖組成, 儲集空間主要為構(gòu)造裂縫及溶蝕孔隙; 返回 lower mesozoic