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1·It can used to measure the Rockwell hardness of ferrous, non-ferrous metals and plastic materials.

该硬度计适用于黑色金属、有色金属和非金属材料的硬度测定。

2·Testing apparatuses include two polishing machines, one F20 spectrograph, one Rockwell hardness tester, and one metallomicroscope.

抛光机两台，F20光谱仪，洛氏硬度计，金相显微镜各一台。

3·The effect of uncertainty evaluation in Rockwell hardness test is described by analyzing and calculating the uncertainty of metal in Rockwell hardness test.

通过对金属在洛氏硬度实验检测中的不确定度的分析与计算，介绍不确定度的评定在洛氏硬度实验检测中的作用。

4·This tester is a popular type Rockwell hardness testing machine, the construction is firm and reliable and safe, operating convenience etc. characteristics.

型洛氏硬度计具有性能稳定，结构牢靠、安全，操作方便等特点。

5·The basic principles and practical applications of measurement uncertainty are introduced by evaluating and analyzing measurement of metal Rockwell hardness c.

通过对金属洛式硬度C标尺的不确定度评定与分析，介绍了不确定度的基本原理及其在硬度实验中的实践应用。

6·All parts in contact with the media are structural ceramic materials, their chemical stability and high hardness (Rockwell hardness HRC90), second only to diamond.

所有与介质接触的部分均为结构陶瓷材料，其化学稳定性及硬度极高(洛氏硬度HRC90)，仅次于金刚石。

7·The result showed that the Rockwell hardness of the high pearlite-containing nodular iron camshaft increased with increasing of its nodularity and pearlite content.

结果表明，高珠光体含量球铁凸轮轴的洛氏硬度随着球化率和珠光体含量的升高而增加。

8·Abrasive hardness measurement method, more commonly used are hand-cone method, mechanical cone method, Rockwell hardness tester hardness measurement method and blasting assay.

测定磨具硬度的方法，较常用的有手锥法、机械锥法、洛氏硬度计测定法和喷砂硬度计测定法。

9·As for the problem of surface Rockwell hardness measurement of deep hole in measurement field, this article develops a kind of portable micro-control surface Rockwell apparatus.

针对测量领域深孔表面洛氏硬度测量存在的问题，研制了一种便携式微控表面洛氏硬度计。

10·The results show that the average Rockwell hardness of the layer is 55.7, the erasibility of the layer is 1.28. It indicates that the rod has perfect processing properties and h…

结果表明堆焊合金的平均洛氏硬度为55.7，相对耐磨性为1.28，具有良好的工艺性能，高温抗氧化性能优于基体材料。