NFPA 499 化学工艺区易燃粉尘的分类及电气安装危险性分类推荐做法
日期:2012-02-09 16:43
ue hazards that are not addressed by the recommendations of the document.
Revisions to Table 4.5.2 on composition and ignition temperature of combustible materials covered in this table were made to correlate with information contained in other industry documents.
(Softbound, 23 pp., 2008)
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