| 标准编号 | DIN V ENV 1259-2 (1997-03) (Superseded) |
| 标准名称 | Single Burner Gas-fired Overhead Radiant Tube Heaters And Non-domestic Gas-fired Overhead Luminous Radiant Heaters - Part 2: Requirements And Test Methods For Establishing The Rational Use Of Energy - Radiometric Method B |
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| 发布日期 | 1997-03-01 |
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