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Number of entries (Data is updated on a monthly basis): 82592
GB/T 13747.23-1992
锆及锆合金化学分析方法 蒸馏分离-奈斯勒试剂分光光度法测定氮量
Zirconium and zirconium alloys--Determination of nitrogen content--Distillation-Nessler reagent spectrophotometric method
GB/T 15057.5-1994
Limestone for chemical industry--Determination of silicon dioxide content--Molybdenum blue spectrophotometric method
GB/T 18310.6-2001
纤维光学互连器件和无源器件 基本试验和测量程序 第2-6部分:试验 锁紧机构抗拉强度
Fibre optic interconnecting devices and passive components--Basic test and measurement procedures--Part 2-6:Tests--Tensile strength of coupling mechanism
GB/T 14024-1992
Limits and methods of measurement of radio interference characteristics of electric power plant with internal combustion engines--Conducted interference
Number of entries (Data is updated on a monthly basis): 82592