BS 3680-2A:1964被替代
Measurement of liquid flow in open channels. Dilution methods. Constant rate injection
出版：British Standards Institution
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基本信息
标准编号： BS 3680-2A:1964
发布时间：1964/4/10 0:00:00
标准类别：Standard
出版单位：British Standards Institution
标准页数：0
标准简介
Deals with the selection of site and preliminary tests, the preparation and injection of the chemical substance, the substances used, and methods of estimation, such as the colorimetric technique, the conductivity technique and the technique of volumetric chemical analysis. Guidance is given on the estimation of errors, and appendices give examples for calculation of the discharge and the estimation of tolerances.
标准备注
© British Standards Institution 2013
