1) technical requirements for materials
材料技术要求
1.
This article describes the features of this technique compared to the traditional technique of highway maintenance,and discusses the technical requirements for materials and construction technology,the criterion for selecting the pavement with synchronous chip seal,and provides with the quality assessment and the acceptance criterion.
文章介绍了该技术相对其他传统公路养护技术的特点,分析了其材料技术要求与施工工艺,探讨了同步碎石封层的路面选择标准,并给出同步碎石封层质量评定和验收标准。
2) material requirement
材料要求
1.
Taking the synchronous macadam surface seal technology as an object of study,key technologies such as the working principle,technical characteristics,material requirement and construc-tion technology are studied.
以同步碎石封层技术为研究对象,对其工作原理、技术特点、材料要求及施工工艺等关键技术进行研究,研究成果可以有效地指导同步碎石封层技术的应用,具有一定的工程价值。
3) technical requirement
技术要求
1.
Realization of automatic marking of technical requirement in Auto CAD;
Auto CAD中技术要求自动标注的实现
2.
The Technical Requirement about Construction of Video Conference System in the People s Procuratorate of Chengdu;
成都市人民检察院视频会议系统建设技术要求
3.
Prediction analysis of technical requirements and voluntary standards of rail for high-speed railway transportation;
高速铁路运输对钢轨的技术要求和执行标准的预测分析
4) technical requirements
技术要求
1.
Simply analyzing on technical requirements of highway cement concrete pavement road to the cement quality
浅议高速公路水泥混凝土路面对水泥的路用品质技术要求
2.
Introduces the technical requirements for modern automobile engine cylinder block and difficulties of casting technique.
介绍了现代汽车发动机对汽缸体铸件的技术要求和铸造工艺难点,从铸造工艺设计、铁液成分控制、铸件冷却时间、铁液的孕育等方面对高质量汽缸体铸造工艺问题进行了讨论。
3.
Technical requirements of press suitable for modern automotive manufacture industry and maintenance of such machine have been put forth on basis of practical experience with years work of plan and repair.
针对现代轿车的生产特点和实践,提出了适用于现代轿车制造业的压力机应具备的技术要求和维 修要点。
5) Technical demand
技术要求
1.
Moreover, it puts forward some technical demands of resident space.
分析了居住空间的行为摸式,考虑住宅从生存型向文明型(小康型)过渡的特点,提出居住空间的技术要求。
2.
The paper has introduced constructional properties、applicable sphere of pumping reverse circulation drilling, and its technical demands and the reasons of common hitchs and processing methods.
介绍了泵吸反循环钻进的施工特点、适用范围、施工中的技术要求与常见故障的原因及处理方法。
3.
In this paper we give a method of integrated processing on technical demand to simplify marking course in CAD software.
本文提出了一种对技术要求进行集成处理的方法,简化了CAD系统中标注技术要求的过程。
6) specification
[英][,spesɪfɪ'keɪʃn] [美]['spɛsəfə'keʃən]
技术要求
1.
Analysis how to perfect china cylinder accessories standard system and specification;
浅论我国气瓶附件标准体系和技术要求的完善
2.
Comparison and analysis of specification and type testing for non-refilled cylinder valves;
非重复充装瓶阀技术要求和型式试验标准分析
3.
Researches on Emulsified Asphalt Specification;
道路用乳化沥青技术要求的研究
补充资料:粉末冶金模压模工作零件的材料及技术要求
零件名称:
凹模芯棒
选用材料:
碳素工具钢:T10A,T12A
合金工具钢:GCr15,Cr12,Cr12Mo,Cr12W,Cr12MoV,9CrSi,CrWMn,CrW5
高速钢:W18Cr4V,W9Cr4V,W12Cr4V4Mo
硬质合金:钢结硬质合金,YG15,YG8(芯棒用硬质合金时,一般为钢与硬合金的焊接镶接形式)
热处理要求:
钢:60~63HRC
钢结硬质合金:64~72HRC
硬质合金:88~90HRA(钢的细长芯棒可降至55~58HRC,带接杆芯棒连接处局部35~40HRC)
其它技术要求:
1. 平磨后退磁
2. 粗糙度要求:
工作面:Rα 0.4~0.1μm
配合面及定位面:
Rα 1.6~0.4μm
非配合面:
Rα 3.2~1.6μm
3. 工作面及配合面公差等级:
IT5~IT7
零件名称:
模冲
选用材料:
碳素工具钢:T8A,T10A
合金工具钢:GCr15,Cr12,Cr12Mo,9CrSi,CrWMn,CrW5
热处理要求:
56~60HRC
其它技术要求:
1. 平磨后退磁
2. 粗糙度要求:
工作面:Rα 0.8~0.4μm
配合面及定位面:
Rα 0.4~0.1μm
非配合面:
Rα 3.2~0.8μm
3. 工作面及配合面公差等级:
IT5~IT7
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条