contaminant造句

• The role of dopants and contaminants in degradation cannot be ignored .
  杂质和污染对退化的作用不能忽视。
• Most of the micronutrients will be found as contaminants in other fertilizers .
  大多数微量养分，经常是肥料的污染物。
• The gas contains blow-by, sludge, acids, oil, and other contaminant .
  这些气体包括窜缸气体，沉积物，酸，机油和其它杂质的气体。
• Also, it helps to prevent dust and other airborne contaminants from flowing into the room .
  它还有助于阻止尘埃和空气所带的其它污染物进入室内。
• Ventilation is concerned with the supply of fresh air, the removal of contaminants and heat .
  通风涉及的是新鲜空气的供应，污染物和热量的排除。
• The presence of a large density of contaminant causes anomalous increases in the diode current with increasing reverse bias .
  大量沾污也会使二级管电流随反向偏压的增加而呈现反常的增大。
• Modification of rinsing techniques by installing cascading or counter-current rinse systems increases the contaminant concentration .
  安装了阶梯式装置或对流漂洗装置，可改进漂洗技术，把污染物的浓度提高。
• One of the jobs of pcv system is to remove these crankcase contaminants before the rotating crankshaft mixes them with the oil .
  PCV系统的作用之一是，在旋转的曲轴把水和液体汽油混合之前，把它们排出曲轴箱。
• Many of the determinations used fall into the realm of microanalysis because of the small amounts of contaminants present in the samples .
  因为存在于样品中的沾染物含量很少，所以许多测定方法属于微量分析范畴。
• Sealed to resist airborne particulate contaminants
  密封以阻挡空气中的尘粒侵入
• Damage mechanism of contaminants in hydraulic system
  液压系统污染物的危害机理
• Food additives food contaminants food additives contaminants
  食物添加剂食物污染物
• Study on food contaminants monitoring in china during
  2001年中国食品污染物监测研究
• Effect of transport parameters on contaminant transport through gcl
  防渗能力的影响
• Increasing control of land - based contaminant sources ; and ,
  陆上污染源的管制加强及
• Maximum contaminant level in advanced countries
  先进国家饮用水水质标准限值
• What can be done about these contaminants
  对这些污染物能采取些什么措施呢？
• Modeling of contaminant migration in saturated porous media
  饱和多孔介质中污染物迁移模拟
• Compressed air - part 1 : contaminants and purity classes
  压缩空气.第1部分:污染物和纯度等级
• Compressed air - part 1 : contaminants and purity classes
  压缩空气.第1部分:污染物和纯度等级