They needed good food to nourish their bodies.他们需要好食品滋养身体.Journalists on the whole don't create public opinion. They can help to nourish it.大体说来记者不制造舆论。他们会助长舆论。We need good food to nourish the starving infants.我们需要好...
We need good food to nourish the starving infants.我们需要好食品滋养这些挨饿的婴儿....microbes in the soil which nourish the plant.土壤中为植物提供营养的微生物They nourish animus to us.他们对我们怀有敌意。Journalists on the whole don't create public opini...
因此,必须选择适当的馏分油,用调合法使它满足市场的要求.And optimum selection of crude types to meet market requirements by blending is necessary.C5馏分油主要来源于石油烃高温裂解制乙烯过程的副产品,随着乙烯工业的发展,乙烯废弃的C5馏分量逐年增大.另一方面,民用燃料需要量颇为可观.C 5 distillate of ethylene access...