按使用环境可分为：工业用气体报警器和家用燃气报警器。
May divide into according to the use environment: Industrial used gas alarm apparatus and home use fuel gas alarm apparatus.
论述了家用燃气报警器的行业使用背景、行业政策、资质管理、技术原理、安装要求、工作方式、应用前景。
The industry use background, industry policy, qualification management, technical principle, installation requirements, working manner and application prospect of household gas alarm are described.
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