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DEVICE FOR CHEMICAL INGREDIENTS MICRO CONCENTRA- TION MEASURING IN NATURAL WATERS
DEVICE FOR CHEMICAL INGREDIENTS MICRO CONCENTRA- TION MEASURING IN NATURAL WATERS
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机译:天然水中化学成分微浓度测量装置
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摘要
A device for chemical ingredients micro concentration measuring in natural waters includes bridge circuit of alternating current with measuring and comparative sensors switched in various bridge arms. Variable capacity is added in parallel of comparative sensor. Measuring and comparative sensors are bridged by means of variable resistance, and chain of digital data is screened.
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