常見例句雙語例句In addition, the activity of mid-oceanic ridge, plate formation and some other problems are analysed in the model.這個模型初步解釋了洋中脊的形成和它的大尺度結(jié)構(gòu),并進(jìn)一步對洋中脊的活動性及板快形成等問題作了分析。The volcanic rocks in the belt are different from these of typical mid oceanic ridge, and similar to those of back arc basin in lithogeochemical feature.所產(chǎn)的火山巖與標(biāo)準(zhǔn)洋中脊不同,其巖石化學(xué)特點(diǎn)與弧后盆地相吻合;Based on petrological and geochemical characters of REE and some inert miner elements, it is suggested here th at the basalt′s of the ophiolite suite is of oceanic ridge type.其巖石學(xué)和REE與相對惰性微量元素的地球化學(xué)特征表明,該蛇綠巖中的玄武巖屬洋脊型; 返回 oceanic ridge