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| Chinese | English |
| 从沉淀室排出的在养殖单元底部积累的固体物质和水的混合物。污水处理中：在大部分液体从污水中被除去后保留下来的泥泞、半固体沉淀物. | sludge |
| 协同作用的有毒物质 | synergistic effect of toxic substances 1. A state in which the combined effect of two or more substances is greater than the sum of the separate effects. 2. An effect whereby two toxic substance together have more of an impact than anticipated (1. 在一个国家里，两个或两个以上的物质结合效果总和比单独作用的效果强。 2. 作用，使两种有毒物质具有一个共同的影响比预期的更强。) |
| 危险物质的技术法规 | technical regulation for dangerous substances Technical Guideline for Dangerous Substances: technical rules for handling dangerous materials (危险物质的技术规范：为处理危险材料的技术规则。) |
| 持久的有机污染物质简写为POP | persistent organic pollutant |
| 毒性物质的拮抗作用 | antagonistic effect of toxic substances |
| 沉降的微粒物质 | deposited particulate matter |
| 消耗臭氧的有害物质 | ozone depleter |
| 消耗臭氧的有害物质 | ozone-depleting substance |
| 物质的行为 ？？ | behaviour of substances Reactivity of a compound depending on the structure of the molecules (基于分子结构的化合物反应。) |
| 环境中的化学物质 | chemical in the environment The presence in the environment of any solid, liquid or gaseous material discharged from a process and that may pose substantial hazard to human health and the environment (由一个化学过程释放的任何固体、液体或者气体在环境中的存在，这些物质可能对人体健康和环境有害。) |
| 腐败腐化的物质 | putrescent material |
| 贮藏物质的再转移 | retranslocation of reserves |