(Table 1, page 287) Chemical composition of ocean manganese nodules from the ...

Samples were dried for 24 hours at 60° C.From 1983 until 1989 NOAA-NCEI compiled the NOAA-MMS Marine Minerals Geochemical Database from journal articles, technical reports and...样品于60℃条件下干燥24小时。1983年至1989年间，NOAA-NCEI从期刊论文、技术报告及其他相关资料中整理构建了NOAA-MMS海洋矿物地球化学数据库（NOAA-MMS Marine Minerals Geochemical Database）。