Semimetallic chemical element, chemical symbol B, atomic number 5.
半金属
化学元素，化学符号B，原子序数5。
药品。用复数形式，多指毒品。总称，也指一切有利于健康东西。一切药物，从最
阿斯匹林到最复杂药物。药品或治疗方法。疗法或
药。药品，有时也指医药中药品。;;
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;;;Semimetallic chemical element, chemical symbol B, atomic number 5.
半金属化学元素，化学符号B，原子序数5。
These chemicals are practically insoluble in water.
这些化学物质几乎不
于水。
Dyes come from plants or from chemicals.
染料是从植物或化学物质中得来。
As chemical reagent and corrodent of integrated plate.
作化学试
和集成电路电镀板消蚀。
The same water was reused after chemical treatment.
原来水经过化学处理之后再度使用。
Chemicals are used to keep the insects down.
化学药品用于阻止昆虫滋生。
Have you studied the composition of the chemicals?
你研究过这种药品成分了吗?
What are the chemical reaction characteristics of tropane alkaloids?
氢溴酸东莨菪碱鉴别原理是什么？
Choice having introduced the hammerhead and cleading chemical composition.
介绍了锤头和衬板化学成分选择。
The chemical fertilizer should be well dug in.
化学肥料应该均匀地混入土壤中。
We put chemicals in test tubes in our chemistry class.
我们上化学课时把化学药品放进试管里。
Chemical modification including oxygenation, esterify, graft copolymerization and so on.
化学改性主要有氧化、交联、酯化和接枝共聚。
The chemical must be salted out and allowed to dry.
必须把这种化学物质加盐分离出来并让它变干。
The heat brings about a chemical reaction, and oxygen is liberated.
热量引起化学反应, 释放出氧气。
The fission of the cell could be inhibited with certain chemicals.
细胞裂变可以通过某些化学药品加以抑制。
A catalyst is a substance which speeds up a chemical reaction.
催化是一种能加速化学反应物质。
Chemicals in the body break our food down into useful substances.
人体中化学元素把食物分解成有用物质。
The soil has been poisoned with chemical waste from the factory.
土壤被从工厂排出化学废料污染了。
The field trials indicate that the demulsifier chemical can effectively demulsify c...
应用除油除油后污水达到回注指标,直接经济效益显著。
The wrong chemical balance can cause severe distortion of the photographic image.
化学药水不合比例可引致摄影图像严重失真。
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