Activated carbon was prepared from Chinese fir sawdust by chemicalactivation using zinc chloride under vacuum condition.
以杉木屑为原料，采用氯化锌活化法，在真空条件下热裂解制备了活性炭。
2
The effect of using donor cells of different cell cycle, cell type, chemicalactivation, as well as refrigeration, on cloning animal has been summarized.
供体细胞的细胞周期、细胞类型、冷冻处理和化学激活等方面都可能影响动物克隆的效率。
3
A technology of dipping , chemicalactivation-drying-pyrolysis, charring used for manufacturing activated carbon adsorbents from sewage sludge was discussed.