除虫 - 关于除虫的双语例句 - 除虫造句 - 语文书

为您找到4个与“除虫”相关的双语例句：

Maria spent the weekend eradicating pests from her garden.
玛莉亚整个周末都在花园除虫.
The output of some export crops, notably cashews, cotton, and pyrethrum, fell drastically.
有几种出口农作物, 特别是腰果、棉花和除虫菊的产量大幅度下降.
The separation and determination of the primary impurities of diflubenzuron by liquid chromatography were carried out.
通过反相液相色谱方法往甲醇与水的混合流动相中加入适当调节剂,分离和测定除虫脲原药中的主要杂质.
The method was established for purification of diflubenzuron by crystal technique with mixed solvents.
本文论述了利用混合溶剂——结晶法提纯除虫脲的分析技术.