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GB/T 16829-2003
信息技术 自动识别与数据采集技术 条码码制规范 交插二五条码
Information technology--Automatic identification and data capture techniques--Bar code symbology specifications--Interleaved 2 of 5
GB/T 9932-1988
The test method for evaluating the performance of internal combustion engine oil (Caterpillar 1H2 method)
GB/T 9933-1988
The test method for evaluating the performance of internal combustion engine oil (Caterpillar 1G2 method)
GB/T 9934-1988
The determination and calculation procedure of the heat balance of mechanized lime vertical kiln
GB/T 12301-1999
Detection methods for harmful gas evolved from non-dangerous cargo in holds
GB/T 13580.4-1992
Determination of pH value of the wet precipitation--Glass electrode method
GB/T 13580.7-1992
Determination of nitrite in the wet precipitation--N-(1-naphthyl)-1, 2-diaminoethane dihydrochloride spectrophotometry