在一定磨损条件下，中硬度钢比高硬度钢耐磨。
Under certain wear condition the wear resistance of 45 steel with medium hardness is higher than that with high hardness.
在触诊中，医生能够感受到组织的外形及硬度。
In palpation, a doctor feels the shape and firmness of tissue.
固化后硬度高、亮度高、施工简单、经济实惠，制作过程中无需表面覆膜。
High hardness after cure, high brightness, easy and economical to operate, no need of membranes.
模具结构中的镶件必须刻印材料型号、硬度以及回火性能。。
All inserts are to be stamped as to the material used in construction, type, hardness and temper.
并对制备过程中的压制压力、烧结温度和烧结时间等工艺参数对材料密度、硬度和组织的影响进行了研究。
We studied the effect of suppress pressure, sinter temperature and sinter times on density, hardness and structure of the materials in the course of preparation.
结果表明金属活性助剂mca，在不同的硫化体系中可提高丁腈橡胶的拉伸强度、硬度，改善丁腈橡胶的耐热老化性能及压缩永久变形性能。
The results have shown that MCA can increase tensile strength and hardness of NBR and also improve the properties of resistance to heat aging and compression set of NBR as well.
结果表明，堆焊工艺中的能量输入、堆焊层数以及冷却方式对堆焊层的硬度、耐磨性及堆焊层结合性能有明显的影响。
The results show that energy input, surfacing layers′ numbers and types of cooling in the arc surfacing have a significant influence on overlays′ hardness, wearability and binding abilities.
介绍用聚四氟乙烯粉填充于环氧胶中，研究了粉的含量对冲击强度、粘接强度、硬度、干磨性能的影响。
The content of PTFE powder filled in the epoxy adhesive can affect the impact strength, adhesive strength, hardness and dry-wear property of the adhesive.
研究结果表明，在镀液中添加稀土可以提高亮镍镀层的硬度和镀液的阴极极化能力，提高镀层与基体的结合强度和金刚石工具的磨削比。
Experiment results indicated that rare earth could improve the hardness of bright nickel plating, the cathode polarization ability, the substrate bond strength and the grinding ratios of diamond tool.
T8涂层中由于碳元素被大量烧损，导致涂层氧化严重，孔隙率高，这是造成涂层硬度和强度不高及耐磨性较差的主要原因。
The burning loss of carbon, which causes heavy oxidation and high porosity, is the main reason for lower hardness, strength and worse wear resistance of T8 coating.
讨论并分析了不同单官能单体在光固化涂料应用中对涂膜的固化速率、硬度、对底材的附着力、以及抗蚀性等各项指标的影响。
This paper analyzes the influence of different single-function monomer for UV-curable coatings on curing rate, hardness, adhesion to substrate and corrosion resistance.
在新标准中，规定了金相组织的分级和用硬度法测定硬化层深度。
In this new standard, the classification of microstructure and measurement of the thickness of hardened layer via the expression of hardness have been stipulated.
本文介绍采用高碳中铬合金钢作为磨机衬板材料，按照正交设计法优选热处理工艺参数，得到材料韧性和硬度的理想配合。
The mill Liners of high-carbon medium-chromium alloy steel have ideal coordination of toughness and hardness after optimum heat treatment determined by cross-design.
在理论研究的基础上，本文的第四部分中设计了一个机器视觉维氏硬度自动检测系统。
In the fourth part, a Vickers hardness auto measuring system is developed based on machine vision.
用于橡胶中，可增加橡胶的体积，改善橡胶的加工性，起半补强或补强作用，并可调节橡胶的硬度。
Used in rubber, can increase the volume of the rubber, to improve the rubber processability, half reinforcing or reinforcing effect, and can adjust the hardness of rubber.
分析了橡胶在二甲醚中溶胀的化学机理，并选出具有不同极性的橡胶材料进行耐二甲醚溶胀及溶胀前后拉断强度、拉断伸长率、硬度等力学性能的对比试验。
Chemical mechanism of rubber expansion in DME was analysed, and different rubber materials were selected to test the expansion, the tensile strength, the elongation at break, and the hardness.
中磷白口铸铁的宏观硬度和显微硬度高于普通白口铸铁，但冲击韧性略有降低。
The hardness and its microhardness of medium phosphorus white cast iron are higher than those of the common white cast iron, but its impact toughness slightly decreases.
在与硬度法的对比试验中，进一步验证了电阻法的可行性。
The feasibility of this method is confirmed by comparison with microhardness method.
作为合金元素加入钢中可使钢合金化，增加钢的强度、硬度、延展性、韧性和耐磨性等。
As an alloy element, silicon manganese can alloy the steel, strengthen the intensity, hardness, malleability toughness and wearability of the steel.
谷物硬度测量是当前农业中研究的课题之一。
Grain hardness measure technology is one of problems in present farming.
电磁无损检测钢轨踏面硬度中，检测信号对提离效应极其敏感，所以必须对提离效应加以抑制。
Testing signal is very sensitive to the lift off effect in the hardness nondestructive testing of rail surface by electromagnetic method, so lift off effect must be restrained.
用小角X射线散射研究了多级时效热处理中合金微结构的改变和硬度改变的机理。
The microstructure change and the mechanism of the change in hardness were studied by small-angle X-ray scattering.
通过铸造表面合金化和复合变质处理，使中锰奥氏体钢的强度、韧性和表面硬度显著提高。
The strength, toughness and surface hardness of medium Manganese austenitic steel have been increased greatly by casting surface alloying and complex modification.
研究了一些常见的羧酸以及硫酸浓度等对铝合金中温阳极氧化膜的厚度和硬度的影响。
The effect of some common carboxylic acids as well as sulphuric acid concentration on thickness and hardness of medium temperature anodizing film of Al alloy was investigated.
在显微硬度测试中，在焊缝试样横截面上用锥形金刚石压入23或更多的点。
In the microhardness survey test, a pyramid-shaped diamond is impressed into 23 or more points across the face of a weld sample cross section.
由于在共混物中引入了芳香族氨酯键，增加了醇酸树脂漆膜的附着力、硬度、固化速度及表面能。
The introduction of polyurethane groups to the blend improved the adhesivity, hardness, curing speed and surface energy of alkyd resin.
通过选择合适的化学成分，适当提高锰的含量，并采用合理的孕育和热处理工艺，所获得的中硅锰钼球铁高温硬度比中硅钼球铁提高33%。
By designing composition, adopting rational inoculation and heat treatment process, the elevated temperature hardness of Si-Mn-Mo were 33% more than Si-Mo alloyed ductile iron.
计算结果还表明，中等硬度的岩石溶洞的压缩系数都很小，油藏工程计算中可将其忽略。
The compressibility of vuggy rocks with medium hardness is usually small and can be neglected in the calculations of reservoir engineering.
计算结果还表明，中等硬度的岩石溶洞的压缩系数都很小，油藏工程计算中可将其忽略。
The compressibility of vuggy rocks with medium hardness is usually small and can be neglected in the calculations of reservoir engineering.
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