There will be a good market for developing this kind of granularcompound fe…
在我国现阶段研制开发此类复合颗粒肥料具有良好的市场前景。
2
Based on the model of granular media, the calculating method of permittivity and permeability for compound ferrite absorption materials is studied.
基于颗粒混合媒质的模型，本文讨论了复合铁氧体吸波材料介电常数和磁导率的计算方法。
3
The populations of bacteria and fungi in powder organic-inorganic compound fertilizer were 10 times greater than that in granular organic-inorganic compound fertilizer.