hard surface

Claims of modern hard surface cleaners——convenience and safety for surface;

现代硬表面清洗剂的诉求点——方便和对表面安全

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

Application of repair welding on surface hardening of steel body PDC bit;

堆焊技术在钢体PDC钻头表面硬化中的应用

89-1 coating for laser surface hardening;

激光表面硬化预涂层用89-1涂料的研究

The surface hardening of 40Cr steel was performed on a surface grinder by transverse feed grinding;the changing trends of microstructure and wear behavior of surface hardened layer were researched.

在平面磨床上采用横向进给磨削方式对40Cr钢进行表面硬化处理,研究了磨削表面硬化层组织与磨损性能的变化趋势。

The superficial hardening of non-quenched steels had been carried out on a surface grinder, the influences of grinding mode and cooling conditions on the surface hardened layer were studied.

在平面磨床上对非淬硬钢进行了磨削硬化处理,研究了磨削方式和冷却条件对表面硬化层的影响。

a hard surface that won't scuff

不会磨损的坚硬表面

You can probably hear a fake coin just by dropping it on a hard surface.

你能够通过听硬币落在坚硬表面上的声音来辨别硬币。

Hardfaced seating surfaces, large diameter hinge pins, and corrosion resistant bearing surfaces help lengthen operating life in tough surfaces.

经过硬面处理的阀座表面，大直径铰链销，以及防腐蚀轴承表面，有助于延长坚硬表面的使用寿命。

A material encrusted on a surface.

硬壳表面表面的硬壳状物

hard banding of tool joint

钻杆接头表面加硬圈

To harden the surface of(a metal.

使（金属的）表面硬化

isothernal transformation case hardening

等温转变表面硬化处理

steel with a surface that is much harder than the interior metal.

表面比内部金属硬的钢。

hard facing of tool joint

钻杆接头表面加硬层

diamond cone superficial hardness tester

金刚石锥表面硬度计

surface hardening steel

低淬透性钢, 浅淬硬钢, 表面硬化钢

The hard outer portion or surface area of bread.

面包皮面包的表面区域的硬皮

A piece of bread consisting mostly of the hard outer portion.

硬面包片主要由外表硬皮构成的面包片

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

The procedures of heat treatment of steel include hardening,tempering,annealing and case hardening.

钢的热处理工序包括硬化、回火、退火和表面硬化。

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

Innovative laser processing (surface hardening, surface alloying and cladding)

激光加工(表面硬化、表面合金化以及涂覆)