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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 19518.2-2004 |
Electrical apparatus for explosive gas atmospheres--Electrical resistance trace heating--Part 2:Application guide for Design，installation and maintenance 爆炸性气体环境用电气设备 电阻式伴热器 第2部分:设计、安装和维护指南 |
China National Standards Design，installation |
 English PDF |
| GB/T 18713-2002 |
Solar water heating systems--Design，installation and engineering acceptance 太阳热水系统设计、安装及工程验收技术规范 |
China National Standards Design，installation |
English PDF |
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