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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