查询词典 hardness

Objectives 40x and 10x,Vickers Indenter, Microscope 10x, Standard Hardness Brocks: 2 pcs,Thin Specimen Testing Table, Column Testing Table, ForcipateTesting Table, Lever, Power Cable, Assistant Tools,etc

物镜40x、10x，微氏压头，测量目镜10x，标准硬度块（2），薄形试台、圆柱体试台、平口试台，水平仪，电源线，辅助工具等

For hard to soften some of the alloy annealed in the quenching after the regular use of high-temperature tempering, so that the appropriate aggregation carbide steel, will reduce the hardness to cut processing of caliche.

对于退火难以软化的某些合金钢，在淬火后常采用高温回火，使钢中碳化物适当聚集，将硬度降低，以利切削加工。

The exceptional tool performance of sintered carbides results from their very high hardness and high compressive strength.

硬质合金材料的出色之处来源于它们非常高的硬度和耐压强度。

Increasing the temperature causes coalescence of the carbides with continued decrease in hardness.

温度的上升会使碳化物聚结而硬度继续降低。

It is indicated that the carburized stainless steel can not only be restored to the original color of stainless steel and improved the surface quality, but also can keep a high hardness after being brightened using the optimized process parameters.

结果表明，采用优化后的工艺参数对渗碳不锈钢进行亮化处理，不但可以恢复不锈钢原有的颜色，改善其表面质量，而且硬化层的损失很小，不锈钢表面仍具有很高的硬度。

The microstructure of the carburized layer was studied by optical microscopy and transmission electron microscopy,and the hardness distribution along the depth of carburized ...

利用光学显微镜、透射电镜以及显微硬度计对热处理后19Mn2Cr2NiMoAl钢渗碳层的组织和硬度进行分析研究。

Carburized materials possess relatively high surface hardness, good fatigue strength and enough toughness.

材料经渗碳处理后可获得较高的表面硬度、接触疲劳强度而心部仍保持良好的冲击韧性。

The hardness of carburized and subsequently quenched parts will be dependent on the carbon concentration in carburized case. Based on experimental data, variation of the

根据试验数据建立了马氏体含碳量与硬度的函数关系，预测了圆柱形工件渗碳后的碳浓度布和淬火后的硬度，硬度的预测结果与试验结果相吻合。

As a result of it, the surface hardness of the cermets was improved greatly.

另外氮化处理可以使材料的表面硬度得到较大的提高。

The changes of the surface microstructure and hardness in the cermets heat-treated in nitrogen have also been studied.

研究了金属陶瓷进行氮化处理后表面组织结构变化和表面硬度的变化。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。