![]() Highly purified compound—Reagent for pesticide residue analysis—Method of the gas chromatography with electron capture detector(ECD) 高纯化合物 农残分析用化合物的测定 气相色谱-电子捕获检测器(ECD)法 |
![]() Financial information technology—Data interface of enterprise resource planning software—Part 1: Basic data 财经信息技术 企业资源计划软件数据接口 第1部分:公共基础数据 |
![]() Fatigue load test method for windows,doors of high speed multiple unit 高速动车组车窗、车门抗风压载荷疲劳试验方法 |
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