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1)  V-based solid solution phase
钒基固溶体相
1.
It is found by XRD analysis that the alloy mainly consists of C14 Laves phase with hexagonal structure and V-based solid solution phase with BCC structure.
XRD研究表明:合金主要由六方结构的C14 Laves相和体心立方结构的钒基固溶体相所组成,快速凝固减少了合金中C14 Laves相的含量。
2.
It was found by XRD analysis that these alloys were mainly composed of the C14 type Laves phase with hexagonal structure and V-based solid solution phase with BCC structure.
XRD分析表明合金主要由六方结构的C14型Laves相和体心立方(BCC)结构的钒基固溶体相所组成。
2)  V-based solid solution
钒基固溶体
1.
The first-principles study on the elasticity of V-based solid solution hydrogen storage materials
钒基固溶体储氢材料弹性性质第一性原理研究
3)  V-based solid solution alloy
钒基固溶体合金
1.
The effects of the rare earth on V-based solid solution alloys have been investigated and the alloys with better integral performances for being used as the anode of MH-Ni have been obtained.
本文选取钒基固溶体合金Ti_(0。
4)  vanadium-based solid solution alloy
钒基固溶体合金
1.
In this pa- per,the characteristic of vanadium-hydrogen reaction is introduced,and the reason why the effective hydrogen storage content of vanadium-based solid solution alloys is low is explained.
钒基固溶体合金是一类重要的贮氢材料。
5)  bcc vanadium-based solid solution
bcc钒基固溶体
6)  V-based solid solution hydrogen storage alloy
钒基固溶体贮氢合金
补充资料:钒磷铁矿提钒


钒磷铁矿提钒
extraction of vanadium from the bear vanadium phosphosiderite

和94%。fantintiekuang tifan钒磷铁矿提钒(extraetion of vanadium frombear vanadium phosphosiderite)以含钒磷铁矿为原料制取五氧化二钒的帆提取方法。主要包括钠化焙烧和湿法漫出两道作业。直接用作提饥原料的是含饥磷铁。 含钒磷铁是饥磷铁矿电炉生产单质磷和磷肥的副产品。钒磷铁矿分布在美国爱达荷、蒙大拿、怀俄明、犹他等州,含Pz05 24%~32%、V:O。0.267%~0.625%和少量的铬、镍和钥等。美国克尔麦吉(Kerr-MeGee)化学公司所用的含钒磷铁含饥3.26%~5 .2%、磷24.7%~26.6%、铁59.9%一68.5%、铬3.4%一5.7%、镍。.84%~1%。先将含钒磷铁磨至粒度小于。.42mm,配入1.4倍纯碱和。.1倍的食盐在回转窑中于1043~lo63K温度下焙烧,钒便转变成水溶性的钠盐。熔烧块在加热到沸腾的水中浸出,钒、铬、磷均溶入浸出液。浸出浆液经过滤处理。滤液冷却结晶析出磷酸钠晶体,用离心机分离。晶体中如仍含有钒和铬,可用水重溶后再结晶分离,直到获得合格的磷酸钠(NaaPO;)晶体产品。若Na3PO‘结晶母液含磷高于0. 989/L时则要加入CaclZ,使其生成磷酸钙沉淀,然后水解回收钒。随后往母液中加入硝酸铅,沉淀出铬酸铅。此工艺的钒、铬和磷的回收率分别为85%、65%
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