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- Any of a group of conjugated proteins in which at least one of the components is a lipid. Lipoproteins, classified according to their densities and chemical qualities, are the principal means by which lipids are transported in the blood. 脂蛋白一种复合蛋白质，至少一种成分为油脂。脂蛋白是根据其密度和化学质量进行分类而来的，并是脂肪进入血液的主要媒介
- In this work, it was the first time that the BN fibers were synthesized using H3BO3 and C3N6H6. The preparation process was simple and easy to be controlled. The chemical qualities of the precursor fibers were stable. The N content of BN fibers was high. 本文首次以C3N6H6和H3BO3为原料制得BN纤维，合成先驱体的工艺简单易于控制，先驱体呈纤维状结构，化学性质稳定，且其制得的BN纤维氮含量高。
- The connotation of chemical quality education embody technical quality and affective quality. 化学素质教育的内涵包括学科素质及情感素质。
- There area number of reasons we might want to know about groundwater chemical quality. 我的理解是：出于地域因素，我们可能想了解地下水的化学性质。
- The score system of HMW-GS on physical or chemical quality was established in wheat. 建立了针对不同小麦磨粉品质的HMW-GS评分系统。
- Much unutilized land should be exploited in the future.Physical and chemical quality of tillage floor should be improved at first for utilization of freeland. 闲散地的利用应先改良土壤耕作层的理化性状，因地制宜，垦复为农田、林地、果园、菜园及牧草地。
- To reduce export food remain exceeds the possibility of mark, export business must grab from fountainhead, assure agricultural chemical quality, use drug strictly according to use standard. 为降低出口食品残留超标的可能性，出口企业必须从源头上抓起，保证农业化学品质量，并严格按照使用规范用药。
- A water quality pilot study,being conducted jointly by WHO and UNICEF during 2002-2003 in nine countries, will test both the microbial and chemical quality of the water at the source as well as in the household. 2002 至2003 年期 间，卫生组织和儿童基金会在九个国家联合进行的水质量示点研究不仅将测试水源地也将测试家庭内水的微生物和化学质量。
- A water quality pilot study,being conducted jointly by WHO and UNICEF during 2002-2003 in nine countries,will test both the microbial and chemical quality of the water at the source as well as in the household. 2002 至2003 年期间，卫生组织和儿童基金会在九个国家联合进行的水质量示点研究不仅将测试水源地也将测试家庭内水的微生物和化学质量。
- A reactor is a container for chemical reaction. 反应器是进行化学反应的容器。
- The chemical symbol for copper is "Cu". 铜的化学符号是Cu。
- We are doing a chemical experiment. 我们正在做化学实验。
- Land-use, stream order and stream water physical and chemical qualities 土地利用、溪流级别与溪流河水理化性质的关系
- My major is the subject of chemical engineering. 我的专业是化学工程学。
- Ammonia is a chemical substance. 氨是种化学物质。
- A chemical derived from petroleum or natural gas. 石油化学制品从石油或天然气中提炼出的化学产品
- Beware how you handle the toxic chemical. 小心处理有毒的化学药品。
- The chemical can behave as an acid. 这种化学制品能起酸的作用。
- Some chemical compounds can be resolved by heat. 一些化学化合物可以通过加热分解。
- I am not familiar with chemical terms. 我不熟悉化学术语。
