The results of the experiment sh ow that the limited carbonate hardness method is simple, quick and effective.
由实验的结果来看，极限碳酸盐硬度法简便、捷、现性好，可信度高。
To adopt the metallography hardness method to study microstructure transformation of medial carbon steel 40 being heated and cooled.
采用金相-硬度法研究了中碳钢（40钢）在加热和冷却时的组织转变。
This test shows that it is a simple and non-destructive method to determine surface brittle cracking sensitivity by Vicker′s hardness method.
说明了维氏硬度压痕法是一种测定表面开裂敏感性简便易行的方法。
Application of ion exchange softening method, can make steam boiler feed water hardness meet eligibility criteria.
应用离子交换软化法，可使蒸汽锅炉给水的硬度达到合格标准。
The corrosion resistance of deposits and covering power of the plating bath were tested respectively by neutral salt spray test and inner-pole method, and the hardness of deposits was also measured.
采用中性盐雾试验测定了镀层的耐蚀性，采用内孔法测定了镀液的覆盖能力，并测定了镀层的硬度。
In this method, the crack resistance curve can be determined by using only one material data, either the hardness or the tensile strength.
此方法仅需一个材料参数例如材料硬度或抗拉强度等即可确定材料的裂纹扩展阻力曲线。
The correct engineering concept should be using a correct composition design method to further raise the toughness under the prerequisite of obtaining a high hardness.
正确的工程理念是在获得高硬度的前提下，通过采用正确的成分设计方法，进一步提高韧性。
The article introduces the method of superhardening treating hard alloy drawing die core with thermochemistry copermeation method so as to improve its surface hardness.
介绍采用热化学共渗法对硬质合金拉丝模芯进行超硬化处理，以提高其表面硬度的方法。
Making use of the cause and effect diagram to analyse the sources and influences of uncertainty in determination of total hardness in water by EDTA titrimetric method was introduced.
采用直观的因果图，对EDTA滴定法测定水中总硬度的不确定度的来源及其对测量不确定度的影响进行分析。
The measurement of density and hardness of carbide tips is one of effective method to judge the real compositions of carbide tip and index of performance quality.
实测硬质合金刀片的密度和硬度值是一种判断刀片成分真实含量和性能质量指标的有效方法之一。
The simulating results fits the measured hardness about the 20 steel carburized and quenching. It indicates that this method is feasible, and has more practical and operating manual.
通过对20钢渗碳层硬度分布的模拟结果表明，此方法是可行的，且具有较强的实用性和可操作性。
It is proved that the hardness of ferro magnetic materials can be measured by the Barkhausen Noise Method.
本文提出采用巴豪森噪声法测量铁磁材料的硬度。
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。
A measurement method of water hardness based on chemometrics is presented.
提出一种基于化学计量学方法的水硬度的测量方法。
By analyzing the characteristic of the ultrasonic hardness sensor, a nondestructive testing method that using the ultrasonic hardness sensor technology for pipe coat is put forword.
通过分析超声波硬度传感器的特点，提出采用超声波硬度传感器技术实现对管件镀层硬度进行现场无损测量的方法。
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。
The current film hardness test method in common use at home and abroad is reported briefly, along with the developing of the relevant instrument.
简要叙述目前国内外通用的涂膜硬度试验方法及相关仪器的开发状况。
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。
Combined with measured cooling curves, the TTP curve was used to predict the influence of quenching rate on the hardness of 7055 aluminum alloy by quench factor analysis method.
采用分级淬火的方法测定了7055铝合金的温度—时间—性能(ttp)曲线，并结合合金实际淬火冷却曲线通过淬火因子分析方法预测了合金的硬度。
The results show that the strength and hardness of the mold produced by this method are much higher than those of normal sand mold, suitable for producing high precision thin wall castings.
结果表明：此工艺方法生产的铸型，其强度、硬度远高于一般铸型，适合于生产尺寸精度高的铸件。
Instrumented indentation test is a new kind of testing method. It can determine not only the hardness but also the materials parameters of metallic materials.
仪器化压痕法是一种新兴的试验方法，不仅可以测量金属材料的硬度，还可以测定金属材料的其他参数。
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。
Reference materials on correction of hardness value in the literature are compiled. A method of hardness value correction based on hardness tester calibration certificate is proposed.
综合了有关硬度值修正的内容，并增加了按硬度计检定证书修正硬度值的内容，可供硬度试验人员参考。
To study improving the factor's Level of Kushen Pian core tablets's hardness by mathematically statistical method . This method help us select the best productive process.
本文采用数理统计学的方法，研究了提高苦参片基片硬度的各种因素，找到了最佳工艺路线。
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。
This article attempts to use grey correlation analysis method to identify the main factors affecting total hardness, and to analyze its genetic mechanisms.
本文试用灰色关联分析方法，找出影响总硬度的主要因素，分析成因机理。
B. base Metals: Produce door hardware units of base metal indicated, fabricated by forming method indicated, using manufacturer's standard metal alloy, composition, temper, and hardness.
基本金属材料：按照要求生产门用五金，按照要求的组件方法加工，使用制造商的标准金属合金，成分，韧度和硬度。
The method was not only suitable for ideal elastic plastic materials, but suitable for the normal materials with hardness trend.
该方法不仅适用于理想弹塑性材料，而且适用于常规的具有硬化趋势的材料。
AZ91D magnesium alloy was welded using TIG method, and the influence of welding thermal cycling on the hardness of AZ91D alloy was studied.
采用tig焊接方法焊接AZ 91 d镁合金，考察了焊接热循环对镁合金的硬度的影响。
Oscilloscope Charpy impact curve corresponds well with fractographic characteristic, hardness curve and the microstructures, therefore is the effective toughness analyzing method.
示波冲击曲线与断口形貌和硬度以及组织有良好的对应关系，是韧性分析的有效方法之一。
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