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第 一 期西沙石岛风成石灰岩和化石土壤的发现及其意义……………………………业治锋等(丑)东海 DC—2 IL柱状岩心的地层划分…………………………………………黄庆福等(11)广东滨海砂矿成矿时代的初步研究……………………………………阮 汀 赵希涛(27)洛川黄土沉积层的磁性地
Discovery and significance of the first phase of the limestone and fossil soils of the Xisha Island in the East China Sea .................................... .................................... Huang Qingfu et al. (11) Preliminary Study on Mineralization Times of Coastal Sandstones in Guangdong .............................................................................. Ruan Ting Zhao Xitao (27) Luochuan Loess Deposition of the magnetically