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第 一 期固体矿产电法勘探的几个问题—………………………………’……·‘’…………孙文坷(1)区域化探图示方法对比。……………………………………………………·,…··李 青(6)测定样品中金的一种无排放溶矿法—……………………………………”··‘··马重光等(13)静?
Several Problems in the First Period of Electrochemical Exploration of Solid Minerals - .................................... ............ SUN Wen-Ke (1) Comparison of the Methods for Regional Geochemical Exploration. ............................................................, ... ·· Li Qing (6) Determination of gold in the sample of a non-emission dissolution method - ..................... ..................... "·· · · · Ma Chongguang (13) Static?