从热力学分析了用铝、钙、硅、钛及铁铬铝中的铝还原稀土氧化物成稀土金属进入合金的可能性。
The possibility of reduction of rare-earth oxides to metals by aluminum in Fe-Cr-Al alloys as well as by aluminum, calcium, silicon and titanium has been studied from the view point of thermodynamics.
探讨了氧化还原条件对钼在钠钙玻璃中着色的影响。
Effect of REDOX condition on the coloring of soda-lime glass by Mo-electrodes has been studied.
研究了采用可溶性钙盐对以乳酸为络合剂，次磷酸盐为还原剂的失效化学镀镍溶液的再生。
The method using soluble calcium salt for regeneration of waste electroless nickel plating liquor, in which the lactic acid used as complexing agent and hypophosphite used as redcing agent is studied.
研究了从真空钙热还原炉渣中回收稀土的工艺条件；采用本工艺得到的合格稀土溶液，其回收率达65。
Certified re solution can be obtained by this process and the recovery rate is up to 65.
带 有孔洞的料筒有利于料球在高温真空还原时，镁、钙、锶蒸气的快速扩散，缩短了反应时间。
When the pellets are reduced in high-temperature vacuum, the charging barrel with holes is beneficial to quickly dispersing steam of magnesium, calcium and strontium and shortening the reaction time.
还原剂使所述硫酸钙转化为氧化钙，然后通过使用吹灰器或声波喇叭再夹带在烟道气气流中而除去。
A reducing agent converts the calcium sulfate to calcium oxide, which is then removed, by reintrainment into the flue gas steam using soot blowers or sonic horns.
介绍了用氟化钪钙热还原得到的粗金属钪为原料，通过真空蒸馏净化制取纯金属钪的工艺过程及其技术参数。
The technics of purifying Sc metal in vacuum distilling with coarse Sc metal which is made by ScF3deoxidized by Ca at heated condition.
但褐铁矿的同化性好，生成铁酸钙的能力比其它矿石高20%，所以褐铁矿的还原性好。
However, assimilation of limonite is better and the capability of creating calcium ferrite is higher by 20% than other ores. The reducibility of limonite is better.
但褐铁矿的同化性好，生成铁酸钙的能力比其它矿石高20%，所以褐铁矿的还原性好。
However, assimilation of limonite is better and the capability of creating calcium ferrite is higher by 20% than other ores. The reducibility of limonite is better.
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