Oxidized wax modified by amidation reaction to produce acylamide with better physical and chemical properties.氧化蜡经过胺改性可以得到具有更佳物化性能的脂肪酸酰胺.A new leather fatliquor product was synthesized by amidation, esterification and ne...
蟒主要吃鸟和小的哺乳动物.The boa feeds on birds and small mammals.绿色的南美洲水蟒也有相同的捕食工具.For the green anaconda, the hunting tools are the same.背部有斑驳的图案的澳大利亚蟒.Australian python with a variegated pattern on its back....
硼砂是矫正土壤缺硼的常用硼化合物.Borax is the compound commonly applied to the soil to correct boron deficiency.卡尔蒙提出的离子交换树脂处理硼的费用为0.12 ― 0.30美元/千加仑.Calmon has quoted ion exchange costs of $ 0.12 - 0 . 30 / 1000 gal for boron treatment....