强层,fine sheaf

1)fine sheaf
强层
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2)strength of coal seam
煤层强度

3)hardfacing coating
强化涂层
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4)hardening layer
强化层
1.
The results show that the microstucture of hardening layer lousiest of acicular marten site,retained austenite,graphite in fake and boride.
采用等离子束对硼铸铁进行了表面强化,对等离子强化层的显微组织、显微硬度和耐磨性进行了研究。


2.
The relationship of the hardening layer depth and the processing parameters is investigated.
01振动式电火花表面强化机在CrN i3MoVA钢表面电火花沉积Cr,研究了强化层厚度和工艺参数的关系,结果表明,合理的选择电火花脉冲能量、氩气保护分压、强化时间,能够控制强化层厚度,提高强化层质量。


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5)strengthened layer
强化层
1.
The principle of the electric spark strengthening technique was utilizing impulse discharge to come into being high temperature,to melt cemented carbide stuff and to seep on the working faces of the tool and moulding cutter and easy wear workpiece,thus to take shape one tier high hardness,high strength,wear-resistant and temperature-resistant cemented carbide strengthened layer that not come off.
电火花强化技术是利用脉冲放电产生高温原理,将硬质合金材料熔渗到工模具及易损件的工作面上,形成一层高硬度、高强度、耐磨和耐温,又不剥离的硬质合金强化层。


2.
The effects of residual stress and microhardness on wear resistance of 40Cr steel strengthened layer by electrical discharge were studied under a large contacting stress,and the wear mechanism of strengthened layer was studied.
分析了在大接触应力的磨损条件下,表面残余应力和硬度对40Cr电火花强化层耐磨性的影响,探讨了其磨损机理。


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6)spall strength
层裂强度
1.
Temperature dependence of dynamic yield strength and spall strength for LY12 aluminum alloy under shock loading;
冲击加载下LY12铝合金的动态屈服强度和层裂强度与温度的相关性


2.
Influence of pre-stress on spall strength of LY12 aluminum
预应力对LY12铝层裂强度的影响


3.
According to the curve,the spall strength,the thickness of spall scab and the tensile strain rate under different condition were obtained.
根据所得曲线波形计算出相应条件下的层裂强度、层裂片厚度以及各自的应变率,最后得到层裂强度随拉伸应变率变化的关系曲线。


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补充资料：表光合强度(见光合强度)


表光合强度(见光合强度)
forecast of sowing or transplanting time

b iaoguanghe qiangdu表光合强度见光合强度

说明：补充资料仅用于学习参考，请勿用于其它任何用途。

强层,fine sheaf