By investigating the relations of hardness difference to wear rate, the best friction pair mate was ascertained.
研究了配副硬度差与磨损率的关系，根据这种关系确定了最佳配副组合。
Compared with base metal, the microstructure in fusion zone is finer, and the hardness is higher. The hardness difference exists at various places in fusion zone.
与母材相比，焊缝区组织细小，硬度较高，焊缝区不同部位的硬度存在一定差异。
The influence of hardness difference on the wear behaviour of steel-steel worm gear's material is investigated, which provides a foundation for proper hardness matching.
探讨了硬度对钢蜗轮副材料磨损特性的影响，为研究钢蜗轮副合理的硬度配对提供试验依据。
The difference not only consist in the softness (or hardness) of the padding, but also in the size of the cabin or the number of seats in a car.
这其中的区别不仅仅在于乘坐物的软硬，还包括车厢的尺寸或者座位的数量。
Aim: To study the difference of the diametral tensile strength and hardness between the secondarily treated composite resins and the light cured composite resins.
目的：探讨经过二期处理的光固化复合树脂其径向抗张强度和硬度与单纯光固化复合树脂的差异。
The total hardness, sulfate, chloride and consumption oxygen quantity in mixing water , underground water and surface water existed significant difference(P<0.01).
其中，混合水、地下水、地面水总硬度、硫酸盐、氯化物、耗氧量四项指标有显著差异（P<0.01）。
The company has established a multi-functional laboratory, where many experiment and test can be carried on, such as, low temperature, stretch, combustion, hardness and color difference, etc.
公司建立了集高低温、拉伸压缩、燃烧、硬度、色差等多项实验和检测的多功能实验室。
What surprises me is that the project interviews are showing rather little difference in the hardness requirement, up to life-critical projects.
使我惊喜的是，在这样的项目中几乎看不到增加需求和按时完成项目之间的矛盾。
There are difference of density and hardness in iron base bushings with thin walls by single- and double-pressing process along their longitudinal direction.
铁基薄壁衬套采用单向、双向压制方法，都存在着零件的密度和硬度沿高度方向分布不均匀的情况。
The method has considered the effect of difference in material hardness on the fatigue limit, which causes the shaft diameter design to become different depending on heat treatment difference.
该方法考虑了材料硬度对疲劳极限的影响，使半轴杆径设计随热处理方法不同而有所差异。
Then using appearance, the hardness, the difference in taste and the content as evaluation indexes, the quality of hydrotalcite chewable tablets was analyzed.
结果表明，该处方工艺制得的咀嚼片，外观光洁，口感良好，硬度、片重差异、含量等均符合规定。
The difference exists in hardness at various places in fusion zone.
焊缝区不同部位的硬度存在一定差异。
Conclusion There was a significance difference on micro-hardness of light-cured composite resins.
结论：不同材料的光敏树脂其聚合后的显微硬度存在差异。
Because the changing of source water, obvious variety of total degree hardness index about the new source water caused the difference on residents' taste.
结果显示因供水水源的更换，新供水系统总硬度指标显著变化，导致口感差异；
The knife board shovel cape may act according to the soil degree of hardness the difference, adjusts the knife board to be buried the Angle.
刀板铲土角可根据土壤硬度的不同，调节刀板入土角度。
Results There had difference on the surface smoothness and hardness of models made with different impression materials and different model materials.
结果不同印模材料采印及灌注的普通石膏模型，人造石和超硬石膏模型，其表面光滑度及硬度均有所差异。
The finite- difference method is used in calculations on electronegativity and hardness of 103 elements.
并用有限差分方法计算了这103种元素的电负性和硬度。计算中考虑了相对论效应。
The cemented carbide balls'main difference from steel balls is their high hardness, however, their main difference from ceramic ball is their high density.
硬质合金球和钢球的主要不同是硬度高，与陶瓷球的主要不同是密度大。
With the sowing stage delayed, sedimentation value and protein content were significantly decreased, but there was no difference between the hardness and baking volume.
随播期的推迟，沉降值和蛋白质含量均显著下降，但硬度和烘烤体积在不同播期间无显著差异。
Hardness The hardness of quick-heating methods groups and slow-heating method groups show no significance statistical difference.
③硬度快速包埋方法和慢速包埋方法对铸造冠的硬度影响无差别。
Different method of preparations has no significant difference from the data of Angle of repose and hardness of tablets.
就物理性方法评估粉末及锭片特性，安息角与硬度于不同制程所制备的锭片并无显著差异。
And owns direct reading spectrometer, tension testing machine, hardness tester, thickness gage, gloss meter, color difference machine etc from Germany.
并配备德国进口直读光谱仪、拉力试验机、硬度计，测厚计，光泽计，色差仪等大批检测设备。
And owns direct reading spectrometer, tension testing machine, hardness tester, thickness gage, gloss meter, color difference machine etc from Germany.
并配备德国进口直读光谱仪、拉力试验机、硬度计，测厚计，光泽计，色差仪等大批检测设备。
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