biological

• They may contain toxic substances which have an adverse effect on biological systems .
  工业废水中含有对生物处理系统有不良影响的有毒物质。
• The "production'concerned must be evaluated in monetary and not biological terms .
  有关“生产”情况必须用货币而不是用生物学的单位来作出估价。
• Since most textile wastes are deficient in nitrogen required for a balanced biological system .
  大多数纺织废水维持生化所需的氮素营养经常不足。
• The second advantage is that combined treatment enhances the biological waste treatment processes .
  第二个优点是，联合处理促进了生物净化过程。
• A portion of the soluble organics removed are converted to biological cell material .
  被去除的一部分可溶的有机物质转化为含有生物细胞的有机物。
• In general, the stricter the physical containment, the less strict is the biological containment .
  总之物理防护措施越严，生物防护措施则可稍松。
• Buffer capacity is an important characteristic of wastes that are submitted to biological treatment .
  缓冲能力是进行生物处理的废水一种重要特性。
• There is a kind of biological brotherhood that's much more profound than we ever realized .
  这里存在着一种远比我们过去认识到的要接近得多的血缘关系。
• The auxiliary chemicals used in aqueous dyeing can also present a problem to biological process .
  用于水相染色的一些化学辅助剂用生物法处理也有些问题。
• Organic acids often have a profound effect on various chemical and biological processes in soil .
  有机酸常常对土壤各种化学和生物学过程有着深远的影响。