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WORLDWIDE UNDERGROUND WATER POLLUTION BY ARSENIC 砷对世界地下水源的污染
The article gives a brief introduction of worldwide underground water pollution by arsenic and points out main types of worldwide arsenic polluted water system, content variation of arsenic pollution and its pollution sources. 阐述世界地下水源砷污染的概况,从砷污染的地质-地球化学特征的分析,指出世界砷污染水体的主要类型、污染的含量变化特征及对应的砷污染源属性。
Preventing pollution by automobile emission ? 防治机动车排气污染物污染。
Preventing pollution by automobile emission? 防治机动车排气污染物污染。
The river has been polluted by waste products from the factory. 这条河已经受到工厂排放的废料的污染。
pollution by arsenic 砷污染
Less pollution by decease of film and water waste. 5. 4.;降低废片及废水造成的环境污染。
The area will be free of pollution by the year 2006. 到2006年，这个地区将没有污染。
Immediate steps should be taken to prevent pollution by excreta. 要立即采取措施防止排泄物污染。
GSH depletion has also been the determinant factor in other models of nephrotoxicity caused by arsenic (9), mercury (10), and adriamycin (11). （研究9,10,11）分别发现谷胱甘肽耗竭是砷、汞及阿霉素对肾脏的造成破坏的决定性因素。
Objective To study the apoptosis of ovarian carcinoma cell strain COC1 induced by arsenic trioxide (As_2O_3). 目的研究三氧化二砷(As2O3)诱导卵巢癌细胞株COC1凋亡的作用机理。
Objective: To study the effect of the extract from Dietyophora(EXD) on liver toxicity in mice caused by arsenic. 目的:探讨竹荪提取液有无对抗As_2O_3引起小鼠肝脏损害的作用。
Reduces air pollution by minimizing the discharge of unburned hydrocarbon . 将未燃烧的碳氢化合物含量降至最低，减少了空气污染。
Objective To investigate the effect of drug resistance by arsenic trioxide (As 2O 3) and its possible mechanism in human breast cancer cell line MCF 7/ADM. 目的探讨三氧化二砷 (As2 O3 )对人乳腺癌MCF 7/ADM细胞耐药性的逆转作用及其相关机制。
The fiver has been polluted by factory waste. 这条河流被工厂废物所污染。
Rice straw is recycled for reuse to avoid creating pollution by burning it. 避免燃烧稻草造成污染，稻草也要回收再利用。
The water was polluted by refuse from the factory. 工厂所排放的废物弄脏了水。
The air was polluted by factory smoke. 空气被工厂冒的烟污染了。
The river has been polluted by factory waste. 这条河流被工厂废物所污染。
Objective To study the apoptosis threshold of hepatoma cell lines induced by arsenic trioxide (As2O3) and cell differentiation agent- II (CDA- II ). 目的探讨三氧化二砷(As2O3)诱导肝癌细胞凋亡的阈值以及与细胞分化剂(CDA-II)的协同效应。