JT/T 571-2004 in English

本标准规定了回声测深仪的术语和定义、产品分类、技术要求、试验方法、检验规则及标志、包装、运输和贮存。
本标准适用于江河、沿海、湖泊、港口、航道、通航建筑物、沉船打捞等水深测量所应用的各种类型回声测深仪。

Scope

This standard specifies the terms and definitions, product classification, technical requirements, test methods, inspection rules and markings, packaging, transportation and storage of echo sounders. This standard applies to various types of echo sounders (hereinafter referred to as depth sounders) used in water depth measurements such as rivers, coasts, lakes, ports, waterways, navigation buildings, and shipwreck salvage.