您要查找的是不是：
- 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。
- pollution by molybdenum 钼污染
- 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。
- 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。
- Methods: After the sample was digested by microwave digestion technology, the phosphate was detected by molybdenum blue colorimetric method. 方法：运用微波消解技术进行样品消解，再以钼蓝比色法进行含量测定。
- The area will be free of pollution by the year 2006. 到2006年，这个地区将没有污染。
- Methods:After the sample was digested by microwave digestion technology,the phosphate was detected by molybdenum blue colorimetric method. 方法:运用微波消解技术进行样品消解,再以钼蓝比色法进行含量测定。
- Immediate steps should be taken to prevent pollution by excreta. 要立即采取措施防止排泄物污染。
- 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。
- 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 fiver has been polluted by factory waste. 这条河流被工厂废物所污染。
- 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 investigate the imaging features of the breast cancer on mammogram by molybdenum target radiography in order to improve the diagnostic accuracy. 目的:探讨钼靶乳腺摄影的影像表现,以提高乳腺癌的诊断水平。
- The rapid growth of its population,industry and commerce remain at the root of pollution by human activities. 人口激增，工商业蓬勃发展，这些人类活动正是污染的根源。
- The sample is decomposed by sodium hydroxide,then extracted by the hot water.Part of solution was determined in zincous concentrate in H 2SO 4 medium by molybdenum blue spectrophotometry. 用氢氧化钠熔融试样,以水浸出熔融物,分取部分试液于硫酸介质中,用硅钼蓝光度法测定锌精矿中二氧化硅的含量。
- This Law shall apply to the prevention and control of pollution by liquid waste and gaseous waste in containers. 液态废物和置于容器中的气态废物的污染防治，适用本法。
- ObjectiveTo investigate the imaging features of the mammogram by molybdenum targets roentgenography and their pathologic bases in order to improve the diagnostic level of breast cancer. 目的探讨乳腺癌的钼靶X线影像特点及其病理基础，以提高诊断水平。
