In addition , homochronous physics field configure between upper layer and lower layer was n ' t propitious to rainfall in north china in dry year 另外华北旱(涝)年同期高、低层物理量场的配置不利于(有利于)降水形成。
2.
In virtue of the technique of suppression subtractive hybridization , we had successfully constructed a subtractive library of d . involucrata sprouting bract by taking homochronous leaf as driver in this study 本研究利用新近发展的抑制性差减杂交技术( ssh )成功构建了珙桐幼嫩苞片和叶片差减文库。
