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- Uniform hardness distribution even in large cross section mold dies because of excellent hardenability. 大尺寸模具中心部位也同样有相对硬度。
- At same time, the ability of graphitizing and sectional hardness distribution of the gray iron inoculated by DWF inoculant had been given. 同时给出了其墨化能力、断面硬度及硬度差结果。
- Without obviously declining gradient, the hardness distribution in the hardened layer produced by laser quenching is rather different from that by conventional quenching. 激光淬火硬化层的硬度分布，无明显的硬度梯度，这与常规淬火方法的结果不太一样。
- Effects of plasma beam surface hardening parameters on microstructure and hardness distribution of the hardening layer of boron cast iron at junction of two hardening traces were investigated. 研究了等离子束表面硬化工艺参数对硼铸铁硬化轨迹交叉点处硬化层的组织与硬度分布的影响。
- The hardness distribution without obviously declining gradient in one range of the hardened layer produced by plasma quenching is rather different from that by conventional quenching. 等离子表面淬火硬化层的硬度分布,在某一区域内无明显的硬度梯度,这与常规淬火方法的结果不太一样。
- The hardness distributing rule along the hardened layer depth direction is that the microhardness change tendency is from high to low from the surface to inner. 硬化层硬度沿层深的分布是从表及里由高而低，在过渡区下降缓慢；
- It is hard to sleep without a cooler in this room. 没有空气调节器，在这间屋里很难入睡。
- The microstructure,surface hardness,hardness distribute of Nickel-based self-fluxing alloy powder(GFNi01,GFNi02,GFNi03) Oxy-acetylene flame spray-weld layer through are studied under SEM,EDS etc. 通过SEM、EDS等手段;研究了GFN i01、GFN i02、GFN i03三种镍基自熔性合金粉末氧乙炔火焰喷焊层的组织、表面硬度及喷焊层的维氏硬度分布.
- John felt it hard to rig out his family. 约翰感到难以为一家大小置备衣着。
- The hard core in the party make all the decisions. 这个党的核心成员决定一切。
- Hard copy is computer output on paper, printing or graphics. 硬拷贝是出现在纸上、印刷上或图表上的电脑输出。
- I scrubbed hard at the stain to see if I could get it off. 我使劲擦这个污迹，看能不能将它去掉。
- It's natural to slack2 off towards the end of a hard day's work. 一天紧张工作快结束的时候有些放松是自然的。
- He pushed hard on the brake pedal to avoid a collision. 他使劲踩下煞车踏板以避免撞车。
- One can not learn a language well unless one works hard. 学好一种语言非下苦功不可。
- Let's collect the sap before its consolidation into a hard mass. 让我们在树液坚固成团之前将之收集起来。
- He owes his opulence to work hard. 他的财富乃辛勤工作得来。
- She was trying hard to disgorge a fish bone. 她拚命想把鱼刺吐出来。
- The emery is a hard metallic substance. 金刚砂是非常坚硬的金属物质。
- Hard training will fit them to run long distances. 严格的训练将使他们能跑长距离。
