方法采用初级单位含量分层，整群，随机的抽样方法及线索调查。
Methods: Adoppting the elementary units content to divide layer, whole group. Sample method and clue investigation.
得到的区域地球化学分类图反映了一定的岩性分布及构造特点，为区域地质调查提供了线索。
The geochemical classification map obtained by this method reflects the characters of lithologic distribution and structure, which can provide the thread of the regional geologic survey in such area.
行业治理处将根据有关线索进行调查、取证，对违法经营者及站点，将坚持给予取缔。
Industry government office has the ground investigating about clew obtain evidence to violating operator and site will insist to give ban.
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