1999资源列表
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[国外标准] BS 6100-1.0-1999 Glossary of building and civil engineering terms. General and miscellaneous. Genera
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[国外标准] BS 5588-9-1999 Fire precautions in the design, construction and use of buildings. Code of practice f
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[国外标准] BS 499-2C-1999 International Relationships, ISO 2553 Not Equivalent. descriptors, Welded joints, Wel
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[国外标准] BS 3424-13-1999 Testing coated fabrics. Guide to the selection of methods for colour fastness to lig
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[国外标准] JIS B9960-1-1999 Safety of machinery-Electrical equipment of machines-Part 1:General requirements
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[国外标准] JIS B8615-2-1999 Ducted air-conditioners and air-to-air heat pumps Testing and rating for performanc