This method and convergence results generalize some results in literatures.这种原理的收敛性结果推广了文献中某些已有结果.Therefore, there is a lack of the index soil meso - and microfauna biomass in most published literatures.因而, 目前发表的大部分文献中均缺...
They load all their equipment into backpacks.他们把设备全装进背包里面。The keys are in the backpacks.钥匙在背包里.Bags and Luggage - Leather, Leather Goods and Accessories Leather Goods: - Belts, Handbags, Backpacks.采购产品袋子和行李 - 皮革, 皮具货物和配件...