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- Scratch Hardness Test Using a Diamond Stylus on the Micro-Tribometer mod. 便条硬度试验用钻石笔在微摩擦国防部。
- Bierbaum scratch hardness test 贝包姆划痕硬度试验
- scratch hardness test 擦痕硬度试验,划痕硬度试验,刮痕硬度试验
- The scratch resistance of tinplate was measured by using modified QHQ type pencil hardness test appratus which is designed for organic paint containg. 移植QHQ型涂膜铅笔划痕硬度仪用来测试电镀锡板的抗划伤性。
- This is a hard test in which the class all make low scores. 这是一次较难的测试,班上所有的学生都得了较低的分数。
- Usually show there are two kinds of methods in the hardness: To the hardness, or call and rub the hardness, it is a kind of scratch hardness. 通常表示硬度有两种方法:相对硬度,或称摩氏硬度,是一种刻划硬度。
- No abnormity was found in the metallographi cal analysis and hardness test. 金相和硬度分析未发现明显异常组织和硬度分布。
- We passed the GESE band 4 and we will welcome the new and hard test. 我通过了绿色通道英语口语4级的考试，我们还要迎接新的难的考试。
- Method of measurement uncertainty evaluation for Brinell hardness test results was introduced in the present work. 文章介绍了布氏硬度试验中测量结果的不确定度评定方法。
- The results of the hardness test prove the effect ot secondary hardening in cau- sed by forming M_(23)C_6 carbides. 高温硬度试验证明二次硬化效果是由 M_(23)C_6碳化物形成引起的。
- The characteristic of knoop hardness test method for metallic materials are introduced. 文章介绍了布氏硬度试验中测量结果的不确定度评定方法。
- The characteristics of so-called silicon diffusion layer were analyzed through EPMA and hardness test. 通过成分分析（EPMA）和硬度测试， 分析了硅扩散层的特征。
- If a hen knows enough to scratch all the harder when the worms are scarce, surely businessmen ought to have gumption enough to scratch harder for business. 如果母鸡在虫子减少的状况下尚且懂得掘地三尺，商人们就更应该有这样的进取之心，付出更多努力去争取业务。
- The aging process of mullite short fibre reinforced ZL109 composites was studied via hardness test. 通过测试硬度的方法，对莫来石短纤维增强ZL109复合材料的时效析出行为进行了研究。
- Paint film scratch hardness meter 漆膜划痕硬度计
- Through hard tests we are accepted in the world of work. 经过苛刻的测试终于获得了工作。
- Indentation methods of hardness testing comprise two principal groups. 压痕法测定硬度包括两大类。
- Bierbaum scratch hardness equipment 比尔鲍姆刮刻硬度仪
- tester for gypsum, scratch hardness 石膏划痕硬度测试仪
- The advantage of hardness test is fast, inexpensive and relatively nondestructive, leaving only a small indentation in the material. 硬度测试的优点是快，便宜，并且比较不具破坏性，只在材料上留下小小的压痕。
