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- The Vickers hardness number is indicated by HV ( formerly, DPH ). 维氏硬度用HV表示(之间写作DPH)。
- HV-1000 Micro Vickers Hardness Tester adopts LCD screen to display. 覆层,钢,有色金属和微小及薄形零件等。
- Keywords Quasicrystal;Fracture toughness;Cracks;Vicker hardness; 准晶;断裂韧性;裂纹;维氏硬度;
- And the measured uncertainty in Vickers hardness testing was evaluated according to procedure without bias method and procedure with bias method. 利用无偏差估计方法和考虑硬度计偏差的方法对维氏硬度试验中的测量不确定度进行了评定。
- The phase compositions are studied by X-ray diffraction technologies and the hardness are examined by the Vickers hardness tester at a load of 200g. 其中,组织结构分析采用光学显微镜和X射线衍射仪相结合的方式,取各组试样的抛光截面,测量涂层的厚度,观察涂层的致密度和组织,并用显微硬度仪测定其显微硬度;
- Through Vickers hardness test, scoring test and indentation test, the coating thickness and theadhesion of coating with matrix were analyzed. 采用维氏硬度试验,划痕和压坑试验分析了涂层厚度和涂层与基体的结合力。
- The Vickers hardness of the materials increased after 1st pass during ECAP process and the increasing trend become slower in the following passes. 1道次ECAP变形后材料的硬度明显增大,随后每道次硬度的增大趋势明显变缓。
- The vickers hardness and nitriding surface fulfill requirements,and also improves the machining quality of the products. 主轴锥孔的维氏硬度和氮层深度均达到要求,提高了产品的加工质量。
- 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。
- Vickers hardness tester HVS-5A1/HVS-5D1 are using precision machinery and light, electricity, computer software, the combination of a new type of hardness testing equipment. HVS-5A1/HVS-5D1维氏硬度计是采用精密机械和光、电、计算机软件相结合的新型硬度测试仪。
- 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。
- Effects of electron beam surface remelting and solidification on the microstructure and hardness of Crl2MoV steel are studied by means of an optical microscope and a Vickers hardness tester. 本文采用电子束对Cr12MoV模具钢进行表面熔凝处理,并利用光学显微镜及显微硬度计等研究了材料在电子束表面熔凝处理后的显微组织及硬度变化规律。