PCB树脂化学和术语手册 ... Thermosetting热固性 Treament，Treating含浸处理 Varnish清漆、凡力水 ...
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表面加特殊之含浸处理 Impregnation Treatment
研究了含砷难浸浮选金精矿的预处理。
The pretreatment of arsenical refractory floatation gold concentrate was studied.
结果表明：采用含氨溶液预处理除铜，有效地排除了铜对氰化浸金的影响。
Test results showed that use of ammoniacal solution pretreatment can effectively remove copper, and thus alleviating negative effect of copper on leaching of gold.
用中度嗜热菌mp30菌株氧化预处理含砷难浸金精矿回收金。
A strain of moderately thermophilic bacteria, MP30, has been used to oxidize an arsenic-containing refractory gold concentrate for gold recovery.
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