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中華人民共和國國家標準(中國大陸GB標準)英文版 |
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GB標準是中華人民共和國國家標準，也叫GB國標，是中國大陸強制執行的國家標準，所有中國大陸境內銷售的商品及提供服務都必須符合GB國家標準的要求，包括進口商品及服務； 本網站提供GB國家標準的查詢檢索，英文版翻譯，GB標準產品檢測檢驗及合規性分析服務； |
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GB/T 19446-2004 ?????????（中英文版） Specification for electrical contact profiles |
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GB/T 19445-2004 ?????????????????????（中英文版） Products of precious metalsand their alloys--Packing,marking,transporting and storing |
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GB/T 19444-2004 ?????????? ????????（中英文版） Oxygen precipitation characterization of silicon wafers by measurement of interstitial oxygen reduction |
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GB/T 1819.9-2004 ????????? ???????? ?????????（中英文版） Methods for chemical analysis of tin concentrates--Determination of tungsten trioxide content--The thiocyanate spectrophotometric method |
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GB/T 1819.8-2004 ????????? ????? ?????????（中英文版） Methods for chemical analysis of tin concentrates--Determination of zinc content--Flame atomic absorption spectrometric method |
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GB/T 1819.7-2004 ????????? ????? ?????????（中英文版） Methods for chemical analysis of tin concentrates--Determination of bismuth content--Flame atomicabsorption spectrometric method |
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GB/T 1819.6-2004 ????????? ????? ??????????????????（中英文版） Methods for chemical analysis of tin concentrates--Determination of antimony content--The malachite green spectrometric method and the flame atomic absorption spectrometric method |
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GB/T 1819.5-2004 ????????? ????? ??????????????-????（中英文版） Methods for chemical analysis of tin concentrates--Determination of arsenic content--The molybdoantimonyarsenate blue spectrophotometric method and the distillation-iodimetric titrimetric method |
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GB/T 1819.4-2004 ????????? ????? ??????????EDTA???（中英文版） Methodsfor chemical analysis of tin concentrates--Determination of lead content--Flameatomic absorption spectrometric method and EDTA titrimetric method |
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GB/T 1819.3-2004 ????????? ????? ??????（中英文版） Methods for chemical analysis of tin concentrates--Determination of iron content--The cerium sulfate titrimetric method |
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GB/T 1819.2-2004 ????????? ????? ??????（中英文版） Methods for chemical analysis of tin concentrates--Determination of tin content--The potassium iodate titrimetric method |
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GB/T 1819.13-2004 ????????? ??????????? ?????????（中英文版） Methodsfor chemical analysis of tin concentrates--Determination of magnesium oxide andcalcium oxide contents--Flame atomic absorption spectrometric method |
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GB/T 1819.12-2004 ????????? ???????? ????????（中英文版） Methods for chemical analysis of tin concentrates--Determination of silicon dioxide content--The silicomolybdenum blue spectrophotometric method |
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GB/T 1819.1-2004 ????????? ?????? ???（中英文版） Methods for chemical analysisof tin concentrates--Determination of water content--The weighing method |
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GB/T 1819.11-2004 ????????? ????????? ???S?????（中英文版） Methods for chemical analysis of tin concentrates--Determination of aluminum oxide content--The chromazuzol S spectrophotometric method |
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GB/T 1819.10-2004 ????????? ????? ??????????-??????（中英文版） Methods for chemical analysis of tin concentrates--Determination of sulphur content--The high frequency infrared absorption method and the combustion potassium iodate titrimetric method |
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GB/T 1422-2004 ??（中英文版） Iridium powder |
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GB/T 1421-2004 ??（中英文版） Rhodium powder |
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GB/T 8446.3-2004 ??????????? ?3??:???????（中英文版） Heat sink for power semiconductor device--Part 3:Insulators and fasteners |
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GB/T 8446.2-2004 ??????????? ?2??:?????????（中英文版） Heat sink for power semiconductor device--Part 2:Measuring method of thermal resistance and inputfluid-output fluid pressure difference |
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