It is showed that the thermal stability of an can be lowered by adding a small quantity of wood powder.
结果表明：AN中加入少量的木粉使热安定性显著降低。
The collectorless electrochemistry flotation of commensal sulphur minerals is realized by adding a small quantity of electrochemical regulators.
仅通过添加少量电化学调整剂实现了硫化共生矿石的无捕收剂电化学浮选。
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