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本标准规定了机械用炭材料及制品的型号、分类、技术要求、试验方法、检验规则。 本标准适用于机械、化工、轻工业部门使用的炭石墨密封环、轴承及旋片
Carbon material and carbon products for mechanical engineering
Test methods for pH of peat material
pH measurements are made in water and in calcium chloride solution because the pH readings in water can be modified by salts
Standard Test Method for pH of Peat Materials
1.1 This test method covers the electrometric measurement of the pH of peat materials. It is a means of expressing the degree of acidity
Standard Test Method for pH of Peat Materials
Sampling methods for processed peat materials
5.1x00a0;pH measurements are made in water and in calcium
Standard Test Method for pH of Peat Materials
Standard Test Method for pH of Peat Materials
Standard Test Method for pH of Peat Materials
本标准规定了碳素材料的分类方法、分类等内容。 本标准适用于冶金、电工机械、化工和其他工业作为导电材料、结构材料和特殊功能材料等用途使用的碳素材料的分类
The classifications of carbon materials
5.1x00a0;Nitrogen content is important as it is one
Standard Test Method for Total Nitrogen in Peat Materials
Nitrogen content is important as it is one of the primary plant food elements necessary for plant growth. Nitrogen is present in peat
Standard Test Method for Total Nitrogen in Peat Materials
Nitrogen content is important as it is one of the primary plant food elements necessary for plant growth. Nitrogen is present in peat as organic
Standard Test Method for Total Nitrogen in Peat Materials
Standard Test Method for Total Nitrogen in Peat Materials
1.1 This is a chemical test method for the determination of the weight percent of nitrogen in peat material.
1.2 This standard
Standard Test Method for Total Nitrogen in Peat Materials
本标准规定了机械用炭材料及制品的型号、分类、技术要求、试验方法、检验规则。 本标准适用于机械、化工、轻工业部门使用的炭石墨密封环、轴承及旋片
Carbon material and carbon products for mechanical engineering
Test methods for pH of peat material
pH measurements are made in water and in calcium chloride solution because the pH readings in water can be modified by salts
Standard Test Method for pH of Peat Materials
1.1 This test method covers the electrometric measurement of the pH of peat materials. It is a means of expressing the degree of acidity
Standard Test Method for pH of Peat Materials
Sampling methods for processed peat materials
5.1x00a0;pH measurements are made in water and in calcium
Standard Test Method for pH of Peat Materials
Standard Test Method for pH of Peat Materials
Standard Test Method for pH of Peat Materials
本标准规定了碳素材料的分类方法、分类等内容。 本标准适用于冶金、电工机械、化工和其他工业作为导电材料、结构材料和特殊功能材料等用途使用的碳素材料的分类
The classifications of carbon materials
5.1x00a0;Nitrogen content is important as it is one
Standard Test Method for Total Nitrogen in Peat Materials
Nitrogen content is important as it is one of the primary plant food elements necessary for plant growth. Nitrogen is present in peat
Standard Test Method for Total Nitrogen in Peat Materials
Nitrogen content is important as it is one of the primary plant food elements necessary for plant growth. Nitrogen is present in peat as organic
Standard Test Method for Total Nitrogen in Peat Materials
Standard Test Method for Total Nitrogen in Peat Materials
1.1 This is a chemical test method for the determination of the weight percent of nitrogen in peat material.
1.2 This standard
Standard Test Method for Total Nitrogen in Peat Materials
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