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.
研究了一些高、中硬度耐磨焊条的抗裂情况，为耐磨堆焊的设计和研究，提供了一定的参考依据。
In the end we enumerate the studied cases of crack resistance of some high and medium hardness abrasion electrodes, which provides reference for the design and research of abrasion heap soldering.
复合变质处理使该合金中硅相细化，使布氏硬度提高50%，硬度可达HB84.9。
The hardness of the alloys which is modified is advanced by about 50%, appropinquity HB84.9.
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.
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.
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.
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.
以45#调质钢硬度试验为例，研究了金属材料布氏硬度试验中测量不确定度的评定。
The evaluation of measuring uncertainty in metallic material Brinell hardness test is studied by testing the hardness of the 45 quenched and tempered steel.
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.
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.
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.
无论淬火介质怎么冷，如果在大工件中的热量不能比特定的临界速率更快散发，那它内部硬度就会受到明确限制。
No matter how cool the quenching medium may be, if the heat inside a large piece cannot escape faster than a certain critical rate, there is a definite limit to the inside hardness.
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.
植物非光滑叶表形态中凸包处硬度较凹坑处的硬度大；
The hardness of convex hull is higher than that of pit portion on the sculptured leaf surfaces.
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.
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.
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.
针对本厂生产的柴油机中合金铸铁和低合金钢表面热处理的大型零部件进行对比测试，扩大里氏硬度计在实践中的应用。
In this paper, large alloy iron parts and low-alloy steel parts after surface heat treatment, used in the diesel engine, were tested and compared. By Leeb hardness sclerometer.
水在软化过程中，仅硬度降低，而总含量不变。
In the process of water softening, hardness is reduced, and total content.
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.
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.
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。
Method of measurement uncertainty evaluation for Brinell hardness test results was introduced in the present work.
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.
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.
试验表明，在T（10）钢中添加稀土元素对硬度没有明显的影响，但能显著改善该钢的冲击韧性。
The results show that RE additive may improve considerably the impact toughness and has little effect on hardness of steel T10.
马氏体不锈钢淬火后的硬度随钢中碳含量增加而增高，当碳含量达到0.6％左右后，钢的硬度基本上不再增高。
The hardness of quenched martensitic stainless steels increases with carbon content and it reaches a nearly invariant value as the carbon content in steels is higher than about 0.6%.
薄皮甜瓜果肉中可溶性果胶含量的急剧增加是果实硬度快速下降的主要原因。
The sharp increase of soluble pectin content of flesh was the main reason of the fast decrease of melon fruit firmness.
在材料的诸多性能中，硬度是其最重要、最基本的性能指标之一。
Among these properties, mechanical properties such as hardness and modulus are substantial and of great importance.
在材料的诸多性能中，硬度是其最重要、最基本的性能指标之一。
Among these properties, mechanical properties such as hardness and modulus are substantial and of great importance.
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