The results show that saponin has a stronger fixing capacity for heavy metals, and has the same fixing efficiency as thiourea and tertiary sodium phosphate.
经重金属毒性浸出试验表明,茶皂素对飞灰中的重金属具有较强的束缚能力,其稳定化效果与硫脲和磷酸钠螯合剂能力相当。
It had been widely naturalized in sandy land owning to the feature of drought resistance, adapted to poor nutrients environment and the strong sand-fixing capacity.
因其耐旱、耐贫瘠和固沙能力强等特性被在沙地广泛引种。
Zeolite has strong capacity of ion exchange for ammonia. In addition, it has the capacity of fixing microbes and adjusting the equilibrium of free amine and ammonia ions.
沸石对氨氮有很强的离子交换能力,此外还有固定微生物和调整自由胺和氨离子的平衡能力。
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