A process for recovery of rare earth from filter liquor of molecular sieve manufacture by extraction was described, including laboratory experimental, pilot test results and industrial performance.
本文介绍了从分子筛制造过程的滤液中用萃取法回收稀土的工艺，给出了小试、中试及工业装置运转结果。
The test method for determining all kinds of additives in aluminium rolling oil was studied by solid phase extraction and reverse-phase high performance liquid chromatography.
采用固相萃取和反相液相色谱法研究了测定铝材轧制油中各种添加剂的方法。
The test method for determining all kinds of additives in aluminium rolling oil was studied by solid phase extraction and reverse-phase high performance liquid chromatography.
采用固相萃取和反相液相色谱法研究了测定铝材轧制油中各种添加剂的方法。
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