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- 2019-05-24 ISO/TS 19807-2 "Nanotechnologies -- Magnetic nanomaterials -- Part 2: Specification of characteristics and measurements for nanostructured superparamagnetic beads for nucleic acid extraction"
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- 2016-11-15 Sino-German City-to-City Standardization Cooperation Seminar
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GB/T 18442.7-2017
固定式真空绝热深冷压力容器 第7部分:内容器应变强化技术规定
Static vacuum insulated cryogenic pressure vessels— Part 7:Rules of pressure strengthening for inner vessels
GB/T 8498-2017
Earth-moving machinery—Basic types—Identification and terms and definitions
GB/T 25668.1-2010
Modular tooling system for boring and milling Part 1: Designation
GB/T 25688.2-2010
Earth-moving machinery - Service tools - Part 2: Mechanical pullers and pushers
GB/T 1819.12-2017
锡精矿化学分析方法 第12部分:二氧化硅量的测定 硅钼蓝分光光度法和氢氧化钠滴定法
Methods for chemical analysis of tin concentrates—Part 12:Determination of silicon dioxide content—The silicomolybdenum blue spectrophotometry and sodium hydroxide titration
GB/T 1819.9-2017
锡精矿化学分析方法 第9部分:三氧化钨量的测定 硫氰酸盐分光光度法
Methods for chemical analysis of tin concentrates—Part 9:Determination of tungsten trioxide content—The thiocyanate spectrophotometric method