The study of tribological properties of carbon/carbon composites with different surface hardness;
炭/炭刹车副表面硬度对摩擦磨损性能的影响
Influence of surface hardener on surface hardness and abrasion resistance of dental stone;
石膏表面硬化剂对超硬石膏模型表面硬度和抗磨损性的影响
Influence of Electric Field on Material Surface Hardness;
电场对材料表面硬度的影响
diamond cone superficial hardness tester
金刚石锥表面硬度计
Study on Improving Rupture Strength and Surface Hardness of Set Gypsum
提高建筑石膏抗折强度和表面硬度的研究
Metallic materials Hardness test Tables of Vickers hardness values for use in tests made on flat surfaces
金属材料－－硬度试验－－平面试验用维氏硬度值表
Metallic materials - Hardness test tables of Brinell hardness values for use in tests made on flat surfaces
金属材料－－硬度试验－－平面试验用布氏硬度值表
An Experimental Research on the Surface Roughness by Dry Cutting of Hardened Steel SKD11
硬态干式车削淬硬钢SKD11表面粗糙度试验研究
Metallic materials--Rockwell superficial hardness test
GB/T1818-1994金属表面洛氏硬度试验方法
surface active agents-preparation of water with known calcium hardness
表面活性剂－已知钙硬度水的制备
Specification for Rockwell superficial hardness testers
GB/T3773-1993表面洛氏硬度计技术条件
Permeation Microhardness of C,N,O on ZG15 Surface
ZG15表面C、N、O共渗显微硬度的研究
It was found that the surface roughness is significant in Brinell hardness testing, but has little influence on Rockwell hardness.
结果表明,表面粗糙度对布氏硬度值有重要影响,而洛氏硬度值与表面粗糙度关系不大。
Metallic materials Hardness test Tables of Vickers hardness values for use in tests made on flat surfaces Part 1: HV 5 to HV 100 ?
金属材料－－硬度试验－－平面试验用维氏硬度值表 第一部分：HV5～HV100
The hardness designation of the pencil that just fails to cut the film is the pencil hardness of the film.
刚好不能够将涂膜刺破的铅笔硬度的确定为涂膜表面的硬度。
My View on Rigidity of Cots and Granulation on Spinning Quality
胶辊硬度、表面粗糙度与纺纱质量的关系
My View upon the Cot Inserting Allowance on Hardness and Surface Roughness of Cots
胶辊套差与硬度和表面粗糙度关系的探讨
Hardened Seating Surfaces– both disc and body seating surfaces are hard faced for maximum service life.
(4) 硬化的阀座表面–阀瓣和阀体地阀座表面都经过表面硬化，最大限度延长使用寿命。
Effects of laser surface hardening on microstructure and hardness of high Ni-Cr indefinite chill cast iron roll
激光表面强化对高Ni-Cr无限冷硬铸铁轧辊组织与硬度的影响
A material encrusted on a surface.
硬壳表面表面的硬壳状物
Thermal sprayed metallic coatings--Rockwell hardness test
GB/T8640-1988金属热喷涂层表面洛氏硬度试验方法