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- Abstract: The reasons of the decrease of flocculating sedimentation of activated sludge in the process of bio chemical sewage treatment were analyzed. 文摘:分析了在污水生化处理过程中活性污泥沉降性能下降的原因。
- The chemical companies are poisoning our rivers with effluent. 这些化学公司排出废水污染著我们的河流。
- The results indicate that the health risks resulted from chemical effluents are muchseverer than that of radionuchdes,about 30 times as muchas the latter. 比较了它们的相对大小，结果说明其释放的化学污染物产生的健康危害远高于放射性物质，约为后者的30倍。
- Toxicity identification evaluation on efficiency of chemical effluent treatment 以毒性鉴别评价法评价化工废水处理效果的研究
- Deal with compositive chemical effluent by the series -wound process united active sullage method and biological contact oxidate method 活性污泥法生物接触氧化法串联工艺处理综合化工废水
- 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。
- 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
- Ogilvy bio, details as follows:<p>"War hero. 奥季维的个人简介和详细资历如下：
- Beware how you handle the toxic chemical. 小心处理有毒的化学药品。
- Beijing Tsinghua Skywing Bio Tech Co., Ltd. 北京清大天一生物技术有限公司。
- The chemical can behave as an acid. 这种化学制品能起酸的作用。
- Please click here for the bio of Mr. David Eldon. 请点击此处阅览艾尔敦先生的简历。
- 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。
- Nagumo Masaki finished the Bio System. 名云(木正)制成生化系统。
- He devoted his life to chemical research. 他一生从事化学研究。
