标准摘要
[中文适用范围]： 关注恒速注射法和突然注射法（积分法）的原理，以及适用于所有类型示踪剂的注射、取样和分析原理。 所使用的示踪剂及其浓度应符合各国关于偶尔和短期向自然水域排放外来物质的立法。 [外文原描述]： Concerns principles of the constant rate injection method and the sudden injection method (integration method), and the principles of injection, sampling and analysis which apply for all types of tracer. The tracers used and their concentrations should be compatible with the legislation of each country regarding the occasional and short-durations discharges of foreign substances into natural waters.
英文名称Measurement of liquid flow in open channels — Tracer dilution methods for the measurement of steady flow — Part 1: General