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- Soil consists of various chemical substances. 土壤由种种不同的化学状之所构成。
- Ammonia is a chemical substance. 氨是种化学物质。
- European INventory of Existing Commercial chemical Substances. 欧洲现有商用化学物质目录。
- Many chemical substances may be held in solution in water. 许多的化学物质可以溶于水中。
- The plant absorbs useful chemical substances to stimulate the its growth. 植物吸收有用的化学物质以促进自身的生长。
- The plant absorbs some useful chemical substances to boost itself grownup. 植物吸收有用的化学物质以促进自身的生长。
- The plants absorb useful chemical substances to promote their own growth. 植物吸收有用的化学物质以促进自身的生长。
- The plants suck useable chemical substances to advance sustained growth. 植物吸收有用的化学物质以促进自身的生长。
- The chemical substances absorbed in can promote the growth of plant . 植物吸收有用的化学物质以促进自身的生长。
- To make(a chemical substance)nonvolatile or solid. 使不挥发,使凝固使(某种化学物质)不挥发或凝固
- A chemical substance used to kill insects. 杀虫剂用于杀虫的一种化学物品
- To make(a chemical substance) nonvolatile or solid. 使不挥发,使凝固使(某种化学物质)不挥发或凝固
- Many chemical substances are now applied to affect the growth of flowering plants. 现在应用很多化学物质来影响显花植物的生长。
- The study of the chemical substances and vital processes occurring in living organisms. 生物化学对生物中化学物质和生命过程的研究。
- Mass spectrometry: Analytic technique by which chemical substances are identified by sorting gaseous ions by mass using electric and magnetic fields. 质谱测定法:一种分析方法,利用电场和磁场通过质量来将气体离子分类,从而鉴定化学物质。
- Fire is a chemical action, or an action taking place between different chemical substances. 火是一种化学反应,或者说,是发生在不同化学物质间的一种作用。
- Thoroughly control chemical substances, and reduce their impact on the environment. 关于化学物质,进行彻底管理和努力减轻环境负荷。
- A good chemical laboratory is equipped with precision instruments and supplies of many chemical substances. 一个好的化学实验室应配有精密仪器,并有充足的各种化学物质供应。
- A chemical substance that destroys or inhibits the growth of fungi. 杀真菌剂杀死真菌或抑制其生长的化学物质
- Chromatography: Method first described in 1903 by Mikhail S. Tsvet for separating mixed chemical substances. 色层分析法:又译色谱法。利用不同化学物质在气流或液流中被固定物质吸附的速率不同而将它们分离的方法,1903年首度由俄国植物学家茨维特提出,他用于分离有色的化合物(由此得名)。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries