1·Barium peroxide and zinc dust.
过氧化钡加锌粉。
2·Zinc dust, powders and flakes.
锌末、锌粉及片状粉末。
3·The applied reagents, zinc dust doesn't need to be activated before use.
所用的试剂锌粉在使用之前不需要活化。
4·The invention relates to a nanometer zinc dust single groove ultrasound electrolytic preparing method.
本发明涉及一种纳米锌粉的单槽超声电解制备方法，属于纳米金属材料制备领域。
5·It is a valid way to develop Zinc resource and improve its extra value by producing ultrafine Zinc dust.
生产超细锌粉是开发利用锌资源，提高其附加值的有效途径。
6·The smaller of the size of zinc dust, the better are the uniformity and corrosion resistance of zinc coating.
锌粉粒度越小对应其镀层耐蚀性及均匀性也越好；
7·When gold is recovered from pregnant solution highly containing Cu, Pb, Zn by zinc dust precipitation, the effect is disappointing.
从含高铜、铅、锌贵液中直接用锌粉置换回收金，效果差。
8·In the last step, we developed two methods of deprotection employing zinc dust and catalytic hydrogenolysis respectively to give the final product, and improved the work-up as well.
在最后一步脱保护基的研究中，我们分别采用了锌粉还原和钯碳氢化两种方法得到最终产品，并对其后处理的方法进行了改进。
9·Purification is mainly done by adding zinc dust to the solution. As all the elements to be removed lie below zinc in the electrochemical series they can be precipitated by cementation.
净化过程主要是加入锌粉到溶液，这样所有电位序在锌之后的元素都被置换出来并且凝固沉淀下来。
10·Precipitation process of the goethite from hot acid leaching solution of zinc concentrate roast dust was investigated.
研究了从锌焙烧烟尘常压热酸浸出液中沉淀针铁矿的过程。