hardness

But common MR damper can t be used in cases of high-frequency vibrations because of stiffness hardening,which leads to increase of displacement transmissibility at high frequencies.

但同其它常规流体阻尼器类似,在高频振动时会出现刚度硬化现象,使高频传递率增大,常规磁流变阻尼器多应用于较低频域的振动控制。

Possess certain rigidity, hardness and elasticity, with unifor thickness.

具有一定的刚性，硬度和弹性，厚薄均匀。

Black colour, its hardness is higher than that of WA, its toughness is a bit lower.

黑色，有光泽，硬度比白刚玉高，韧性较低。

A basic variety of aluminium oride, brown colour, high hardness and great toughness.

刚玉的基本品种，棕褐色，硬度高、性大。

It has high hardness and better characteristics.

呈白色，硬度比棕刚玉略高，韧性较低。

A basic variety of aluminium oride,brown colour,high hardness and great toughness.

刚玉的基本品种，棕褐色，硬度高、韧性大。

Green colour, its hardness is only second to diamond and boron carbide. its hardness and brittleness are higher than C.

绿色，硬度仅次于碳化硼和金刚石，比黑碳化硅硬度和脆性略高。

A basic variety of aluminium oxide, white colour its hardness is higher and toughness slightly lower than that of A.

刚玉的基本品种，白色，与棕刚玉相比，硬度高、性稍低。

diamond cone superficial hardness tester

金刚石锥表面硬度计

It has extremely high hardness, abrasion resistance and serving life.

它的表层为金刚石粉末烧结而成的多晶金刚石，具有极高硬度、耐磨性和工作寿命；

Having the hardness or luster of a diamond.

似金刚石的具有金刚石的硬度或光泽的

diamond pyramid hardness test

维氏金刚石棱锥硬度试验

Vickers diamond pyramid hardness test

维克斯金刚石棱锥硬度试验

With regard to hardness, the diamond is in a class by itself.

讲硬度，金刚钻是独一无二的。

Rigidity of and Influence Over the Processing Accuracy of Boring Stiff Shaft;

刚性镗削主轴刚度对加工精度的影响

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。

Variable Rigidity Design Method of Rigid Pile Composite Foundation;

刚性桩复合地基空间变刚度调平设计

Effects of corundum granularities on properties of Al_2O_3-ZrB_2 porous plug

刚玉粒度对刚玉-ZrB_2透气砖性能的影响

Their fracture toughness and hardness were determined with Vicker's indentation test machine.

在维氏硬度仪上测试断裂韧性和硬度。