1) design of chemical composition of casting iron
铸铁化学成分设计
2) elements design
化学成分设计
1.
Hot rolled strip used for welded gas cylinders have been developed successfully by means of reasonable elements design and controlled rolling and controlled cooling technology by Baotou CSP Plant.
通过合理的化学成分设计和控制轧制、控制冷却技术的应用,包钢钢联公司薄板坯连铸连轧厂成功地开发和研制出了HP295焊接气瓶用热轧钢带,并对批量试生产产品的性能和金相组织进行了分析。
3) stoichiometric composition
化学计量成分
4) composition design
成分设计
1.
The research status of Mg-Zn-Al based elevated magnesium alloy, especially the composition design and the microstructure and properties controlling, was reviewed, and the existing problems and the development trend of Mg-Zn-Al based alloy were also analyzed and looked forward to respectively.
综述了Mg-Zn-Al系耐热镁合金的研究现状和发展概况,尤其是该系镁合金的成分设计以及合金的组织和性能控制等,分析了该系镁合金存在的问题,并对其今后的发展进行了展望。
2.
The development includes the new theory of composition design of high permeability permalloy,the development of reducing the cost of permalloy through replace high-Ni-alloy by low one,the study of the new wafer core materials used as stereo magnetic head,and the development of iron-loss analysis of the soft magnetic alloy.
其中包括高导磁率坡莫合金成分设计理论、低中Ni代中高Ni的坡莫合金廉价化进展,立体声磁头用耐磨耐应力坡莫合金的开发,软磁合金的损耗分析等。
3.
The electrochemical characteristics of Mg-based hydrogen storage alloy are expatiated comprehensively and the present actuality of the composition design and preparation technique of Mg-based hydrogen storage alloy are introduced.
本文阐述了镁基贮氢合金的电化学性能特点 ,介绍了镁基贮氢合金成分设计及制备工艺的国内外现状 ,指出了未来镁基贮氢合金应用研究的重点。
5) chemical composition design
成分设计
1.
In this paper,by applying reasonable chemical composition design,casting technique and heat treatment strengthening method,a manufacturing process which could greatly improve the wear resistance and comprehensive mechanical properties of the breaker ring-hammer was studied.
通过合理的化学成分设计和铸造工艺设计,结合热处理工艺强化措施,研发了一种能大大提高环锤耐磨性和综合力学性能的制造工艺。
6) component design
成分设计
1.
The component design,technological process,mechanical property and economical benefit concerning with the 41MnSiV prestressed impressed wire is pre- sented,which is better than other prestressing cold drawn wire used in PCstruc- ture in China.
介绍了1000MPa 级φ7mm,41MnSiV 预应力压痕钢丝的成分设计,工艺流程,力学性能和经济效益。
补充资料：茶汤成分化学
茶汤成分化学
chemical components of tea infusion
表l绿茶冲泡一次主要成分的泡出率%茶汤中的主要化学成万一l一袍出率%多肠类物质总t表没t子儿茶素衰没t子儿茶素没 t子陇目游离氛蓦酸总t精氮酸谷氮酸茶氮酸翻啡旅可溶.44.9655.88，.人8，19，‘户勺j，d38 81 758981.1666。7135.61 (中川致之.1973年) 茶叶冲泡时化学成分的泡出量与冲泡时的水温、时间有很大关系。茶叶中各个成分的溶解度与水温呈正相关。水沮高，泡出量多，60℃热水的泡出量只相当于100’C沸水泡出童的45一65%(见表2)。浙江西湖龙井用不同温度的水冲泡后，其主要化学成分的泡出量不同。绿茶中富含维生素，其泡出量也随水温的提高而增加。茶叶冲泡水温以100℃为好，能使茶叶中对人体有益的成分较充分地浸泡出来。 表2冲泡时不同水温叶茶叶主要成分池出1的影响┌───┬─────┬───────┬────────┬────────┐│样品 │成分 │100’C │80’C │60’c ││ │ ├────┬──┼────┬───┼────┬───┤│ │ │含t │相对│含t │相对 │含t │相对 ││ │ │(%) │(%) │(%) │(%) │(%) │(%) │├───┼─────┼────┼──┼────┼───┼────┼───┤│龙井 │水漫出物 │16.66 │100 │13.43 │80。61│7。49 │44.96 ││特一级│游离抓墓徽│ 1 .81 │1oo │ 1 .58 │87.29 │1 .21 │66.85 ││ │多肠类物质│9.33 │loo │6.70 │71。81│4。31 │46.20 │├───┼─────┼────┼──┼────┼───┼────┼───┤│龙井 │水漫出物 │2 1.83 │1oo │19。50 │89.33 │14.16 │64.86 ││一级 │游离氮荃酸│ 2。20 │100 │ l。97 │89.55 │ l。54 │70.00 ││ │多盼类物质│1 1.29 │100 │8.36 │74.05 │ 5.59 │49.51 │└───┴─────┴────┴──┴────┴───┴────┴───┘ (王月根1980年) 冲泡茶叶的时间在10分钟内，对化学成分的泡出t形响是随着冲泡时间的延长，浸出量随之增大。
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