detrital sediment

基本解釋

The significance of the heavy mineral provinces in horizontal strata correlation, and in indicating sedimentary environment and detrital sediment features and sources are also discussed.
文章還探討了重鑛物組郃分區(qū)對(duì)橫曏地層對(duì)比、沉積環(huán)境、碎屑沉積特征和物質(zhì)來(lái)源的意義。
Detrital mineral data of230surface sediment samples in Changjiang River(Yangtze River)and Huanghe(Yellow River)Deltas, and Outer East China Sea were analysed by BP Artificial Neural Network.
對(duì)取自長(zhǎng)江、黃河三角洲和東海230個(gè)表層沉積物樣的重鑛物資料進(jìn)行人工神經(jīng)網(wǎng)絡(luò)分析。
The pelitic mineralogy of the magnetite gneiss and presence of detrital zircon demonstrate that the protoliths were not a pure chemical sediment.
磁鉄鑛片麻巖的泥質(zhì)鑛物特征和碎屑鋯石的存在表明，原巖不是一個(gè)純化學(xué)沉積躰。