AS 3778.6.4-1992现行
Measurement of water flow in open channels Measuring devices, instruments and equipment - Echo sounders for water depth measurements
出版：Standards Australia
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基本信息
标准编号： AS 3778.6.4-1992
发布时间：1992/4/16 0:00:00
标准类别：Standard
出版单位：Standards Australia
标准页数：6
标准简介
Provides information concerning the principle of operation, performance and selection criteria for echo sounders used in depth measurements for open channel flow (and related) measurements. The use of standard terminology is promoted. Information on the characteristics of sound in water is provided in an annex. It is identical with and has been reproduced from ISO 4366:1979.
