1) Ultra-fine grained Copper
ECAP超细晶铜
2) ultrafine-grained copper
超细晶铜
1.
The fatigue deformation and damage behavior of ultrafine-grained copper produced by equal channel angular pressing were investigated at different stress amplitudes ranging from 100 MPa to 200 MPa.
分别在应力幅为100 MPa、150 MPa和200 MPa下研究了等通道转角挤压制备的超细晶铜的疲劳变形及损伤行为。
3) Ultra-Fine-Grained copper
超细晶铜材
1.
The Ultra-Fine-Grained copper(UFG-Copper)with fine structure performs excellent properties,such as ductibility,electrical conductivity and heat conductivity and so on.
超细晶铜材因具有微小的细晶结构而表现出了优异的延展性、导电性以及导热性等性能,已经发展成为了电器仪表、化工、造船、航空、机械等工业部门中的重要原料,具有广阔的应用前景。
4) ultra-fine grain copper strip
超细晶铜带材
5) ultrafine copper powder
超细铜粉
1.
Preparation of ultrafine copper powder with hydrazine hydrate as reducing agent;
水合肼为还原剂制备超细铜粉的研究
2.
Because of special physical and chemical properties, ultrafine copper powders have been used in many kinds of fields, such as conduction materials, catalysts, lubricant addition, nanocrystalline copper materials, medicine and so on.
超细铜粉由于其特殊的物理、化学方面的性质已经广泛应用于导电材料、催化、润滑油添加剂、纳米晶铜、医药等多个领域中。
3.
The activation pretreatment of copper concentrate has been done by high energy ball mill,and ultrafine copper powder with average size less than 10 μm has been prepared by directly using copper concentrate and ultrasonic slurry electrolysis.
采用高能球磨对铜精矿进行活化预处理,并通过超声场辅助矿浆电解的方法直接利用铜精矿制备出平均粒度小于10μm的超细铜粉。
6) superfine grain
超细晶粒
1.
The use of the die successfully produced superfine grain columnar material with average grain size as 1.
5μm的超细晶粒纯铜柱状材料,经实验分析,所获得超细晶粒纯铜的许多力学性能指标均得到了提高,抗拉强度从原来的235MPa提高到420MPa,硬度从114HV提高到184。
2.
The planking of superfine grain is made by the mold in laboratory,such as 5A02.
利用该模具,可以在实验室制备具有超细晶粒度的板状材料。
补充资料:EC
乙基纤维素分子式为[C6H7O2(OC2H5)3]n。是由氯乙烷与碱纤维素醚化而得。白色粒状固体或纤维,相对密度1.07-1.18。软化点100-130 ℃。耐寒性优良,-40℃时仍有足够的弹性。不易燃烧,吸湿性小,透明度高。具有高度的化学稳定性。
EC醚化度大小影响溶解性、吸水性、力学性能和热性能。醚化度升高,在碱液中溶解变小,而在有机溶剂中溶解度增大。溶于许多有机溶剂。常用的溶剂是甲苯/乙醇为4/1〔重量〕的混合溶剂。醚化度提高,软化点和吸湿性降低,使用温度-60 ℃~85℃。拉伸强度13.7-54.9 MPa。耐热性(120 ℃/16h)无变黄、结块、焦化。可用于配制胶粘剂。贮存于阴凉、通风、干燥的库房内。
EC醚化度大小影响溶解性、吸水性、力学性能和热性能。醚化度升高,在碱液中溶解变小,而在有机溶剂中溶解度增大。溶于许多有机溶剂。常用的溶剂是甲苯/乙醇为4/1〔重量〕的混合溶剂。醚化度提高,软化点和吸湿性降低,使用温度-60 ℃~85℃。拉伸强度13.7-54.9 MPa。耐热性(120 ℃/16h)无变黄、结块、焦化。可用于配制胶粘剂。贮存于阴凉、通风、干燥的库房内。
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