查询词典 nickel brass

The studies on production of pure cyclopentadiene by depolymerization-rectify of technical dicyclopentadiene and the influenceable factors about preparation of cyclopentene by liquid hydrogenation of cyclopentadiene at the Raney Nickel catalyst were carried out.

介绍了以工业级双环戊二烯为原料，经过解聚-精馏得到高纯度的环戊二烯，以骨架镍为催化剂，对环戊二烯液相加氢制备环戊烯的影响因素进行了研究。

Dicyclopentadiene ; Cyclopentadiene ; Raney Nickel ; Liquid hydrogenation ; Cyclopentene

双环戊二烯；环戊二烯；骨架镍；液相加氢；环戊烯

The results indicate that the permutation and combination of kerosene and decyl alcohol extracting nickel citrate from wastewater is the best.

结果表明，煤油与癸醇组合对废水中柠檬酸的镍萃取效果最佳。

Magnesium carbonate was prepared by carbonization leaching from desiliconization slag of laterite nickel ore, and the content of NiO in the residue reached 2.96%.

以红土镍矿脱硅渣为原料，采用碳化、热解工艺制备出碳酸镁产品，并使NiO在碳化渣中富集到2.96%。

The catalyst is based on copper and nickel and using diatomaceous earth as carrier.

该催化剂是铜镍二元催化剂，采用硅藻土为载体。

A Raney nickel catalyst for hydrogenation of dodecyl dinitrile to dodecyl diamine was chosen on the basis of experiment.

通过试验，优选了十二碳二腈加氢制十二碳二胺用骨架镍催化剂。

Determination of nickel in pump shalf with diacetyl dioxime gravimetric method

说明：补充资料仅用于学习参考，请勿用于其它任何用途。

The catalytic performance of copper-nickel oxalate catalysts prepared by concurrent coprecipitation was studied in the gas-phase reaction of p-cymene synthesis by dehydrogenation of industrial dipentene.

研究了并流共沉淀法制备的草酸铜-草酸镍催化剂在工业双戊烯脱氢合成对伞花烃气相反应中的催化性能。

Low cycle fatigue tests of a directionally solidified nickel base superalloy were conducted at elevated temperatures.

本文研究了一种定向凝固镍基高温合金的高温低周疲劳行为。

Solution synthesis and growth mechanism of symmetrical six-horn nickel diselenide nanostars.

4对称六角二硒化镍纳米星的液相合成及生长机理。

Analog output can display output results.

可以模拟输出显示输出效果。

It implied that RAPD technique pro vided a new alternative for checking irradiation induced effects.

对扩增产物进行数据分析，结果表明RAPD技术能够检测出辐射后唐菖蒲基因组变异情况，可用于对唐菖蒲辐射后基因变异的分析。