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GB/T 223.21-1994
钢铁及合金化学分析方法 5-Cl-PADAB分光光度法测定钴量
Methods for chemical analysis of iron,steel and alloy--The 5-Cl-PADAB spectrophotometricmethod for the determination of cobalt content
GB/T 17986.1-2000
Specifications for estate surveying--Unit 1:General rules for estate surveying
GB/T 12608-2003
热喷涂 火焰和电弧喷涂用线材、棒材和芯材 分类和供货技术条件
Thermal spraying--Wires,rods and cords for flame and arc spraying--Classification and technical supply condition
GB/T 9480-2001
Tractors machinery for agriculture and forestry,powered lawn and garden equipment--Operator’s manuals--Content and presentation





