1999资源列表
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[国外标准] BS EN 10253-1-1999 Butt-welding pipe fittings Part 1 Wrought carbon steel for general use and withou
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[国外标准] BS EN 10250-1-1999 Open die steel forgings for general engineering purposes Part 1 General requireme
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[国外标准] BS EN 10243-2-1999 Steel die forgings - Tolerances on dimensions - Part 2 Upset forgings made on hor
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[国外标准] BS EN 1015-9-1999 Methods of test for mortar for masonry - Determination of workable life and correc
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[国外标准] BS EN 1015-6-1999 Methods of test for mortar for masonry. Determination of bulk density of fresh mor
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[国外标准] BS EN 1015-4-1999 Methods of test for mortar for masonry. Determination of consistence of fresh mort
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[国外标准] BS EN 1015-3-1999 Methods of test for mortar for masonry - Determination of consistence of fresh mor
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[国外标准] BS EN 1015-2-1999 Methods of test for mortar for masonry - Bulk sampling of mortars and preparation
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[国外标准] BS EN 1015-11-1999 Methods of test for mortar for masonry - Determination of flexural and compressiv
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[国外标准] BS EN 1015-10-1999 Methods of test for mortar for masonry. Determination of dry bulk density of hard
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[国外标准] BS 7533-6-1999 Pavements constructed with clay, natural stone or concrete pavers. Code of practice f
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[国外标准] BS 7423-1999 Specification for safety requirements for children's travel cots of internal base lengt
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[国外标准] BS 7028-1999 Eye protection for industrial and other uses ETH; Guidance on selection, use and mainte
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[国外标准] BS 812-123-1999 Testing aggregates. Method for determination of alkali-silica reactivity. Concrete p