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熔炼焊剂化学分析方法 燃烧-库仑法测定碳量
Methods for chemical analysis of melted welding fluxes The direct combustion-coulomb method for determination of total carbon content
价格:¥0.00
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Ni-B-Si系自熔合金粉
Metallic powder material --Self-fluxing Ni-B-Si alloy powder
价格:¥0.00
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电焊条用还原钛铁矿粉
Redueed ilmenite powders for welding electrodes
价格:¥0.00
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熔炼焊剂化学分析方法 火焰光度法测定氧化钠、氧化钾量
Methods for chemical analysis of melted welding fluxes The flame photometric method for determination of sodium oxide and potassium oxide content
价格:¥0.00
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熔炼焊剂化学分析方法 氟氯化铅-EDTA容量法测定氟化钙量
Methods for chemical analysis of melted welding fluxes The lead chlorofluoride-EDTA volumetric method for determination of calcium fluoride content
价格:¥0.00
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熔炼焊剂化学分析方法 热解法测定氟化钙量
Methods for chemical analysis of melted welding fluxes The pyrolytic method for determination of calcium fluoride content
价格:¥0.00
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熔炼焊剂化学分析方法 EDTA容量法测定氧化铝量
Methods for chemical analysis of melted welding fluxes The EDTA volumetric method for determination of aluminium oxide content
价格:¥0.00
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熔炼焊剂化学分析方法 高锰酸盐光度法测定氧化锰量
Methods for chemical analysis of melted welding fluxes The permanganate photometric method for determination of manganese oxide content
价格:¥0.00
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熔炼焊剂化学分析方法 EDTA容量法测定氧化钙、氧化镁量
Methods for chemical analysis of melted welding fluxes The EDTA volumetric method for determination of calcium oxide and magnesium oxide content
价格:¥0.00
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熔炼焊剂化学分析方法 重量法测定二氧化硅量
Methods for chemical analysis of melted welding fluxes The gravimetric method for determination of silicon dioxide content
价格:¥0.00
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