纯度要求的英文

• purify requirement

• "纯度"英文翻译    fineness; pureness; purity; ...
• "要求"英文翻译    ask; demand; require; claim; ...
• "光度要求" 英文翻译 :    photometric requirement
• "精度要求" 英文翻译 :    accuracy requirement; required precision
• "强度要求" 英文翻译 :    strength requirement
• "稳定度要求" 英文翻译 :    requirements on stability
• "准确度要求" 英文翻译 :    accuracy requirements
• "以高尺度要求" 英文翻译 :    measure by a high standard
• "夜间行车能见度要求" 英文翻译 :    night-visibility requirement
• "汽车座椅系统强度要求及试验方法" 英文翻译 :    motor vehicles-seat systems-strength requirements and test methods
• "他们的高度要求，有时容易造成他人的负担" 英文翻译 :    their constand quest to improve ever thing may be taxing on relationships
• "一般照明用设备电磁兼容抗扰度要求" 英文翻译 :    equipment for general lighting purposesemc immunity requirementsts
• "纯度" 英文翻译 :    fineness; pureness; purity; purity quotient; rate of purity 保持适当的空气纯度 maintain proper air purity; 纯度百分率 percentage purity; 纯度标准 purity rubric; 纯度试验 purity test
• "稠度要素" 英文翻译 :    consistency factor
• "不纯度" 英文翻译 :    impurity level
• "超纯度" 英文翻译 :    superpurity; transpassivity; ultra purity; ultrapurity
• "纯度，纯净" 英文翻译 :    purity
• "纯度；成色" 英文翻译 :    fineness
• "纯度计" 英文翻译 :    purity meter
• "低纯度" 英文翻译 :    low-purity
• "高纯度" 英文翻译 :    high purity; high-purity
• "核纯度" 英文翻译 :    nuclear purity
• "谱纯度" 英文翻译 :    spectral purity
• "色纯度" 英文翻译 :    color purity; colorimetric purity; excitation purity; purity of color
• "水纯度" 英文翻译 :    water purity

• Building construction - expression of users ' requirements - air purity requirements
  建筑物建造.第2部分:用户要求的表达.空气纯度要求
• Purified water should be used where there are technical requirements for greater chemical purity
  如果有更高的化学纯度要求，应使用纯化水。
• This paper is mainly concerned about how to purify the industrial products of the antioxidant d and bht , how to determine their purities , determining their purities and the purities need to be more than 99 % . in order to attain this objective , the recrystalizing method is used to purify antioxidant d and antioxidant bht . the methods of high performance liquid chromatography ( hplc ) is used to determine the chemical composition of the antioxidant d and bht , it is qualitative analysis
  本论文是以防老剂d与bht工业品为主要原料制备防老剂d与bht标准物质，首先进行了防老剂d与bht的提纯和熔点的测定试验，并通过实验确定了防老剂d与bht重结晶提纯工艺；然后设计区域熔融装置，拟定操作规程和技术条件，通过用区域熔融法提纯重结晶后的防老剂d和bht产品满足标准物质的纯度要求。