Based on these, the deficiency and research directions of further utilization of fly ash are presented.
在此基础上指出了粉煤灰精细利用的不足和研究方向。
2
Exploring the utilization of different fraction of P by different plants which could secrete different LMWOA under the condition of P-deficiency.
栽种能够分泌不同有机酸的植物,考察不同植物对土壤不同组分无机磷的活化利用情况;
3
It could overcome the irrigation difficulty of water deficiency throughout history to popularize the technique of rainwater accumulation and utilization.