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试验筛校准规范
Calibration Specification for Test Sieves
价格:¥23.00
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输送用金属丝编织网带
Woven metal wire cloth belt for conveyors
价格:¥0.00
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进出口金属粉末粒度组成的干筛分试验法
Metallic powders -- Determination of particle size by dry sieving for import and export
价格:¥0.00
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工业网用金属丝
Metal wire for industrial wire screens woven wire cloth
价格:¥0.00
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稻谷加工工业用钢丝编织长孔筛网
Woven steel cloth with rectangual apertures for rice milling industry
价格:¥0.00
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