V2EX pollution load

Pollution Load

释义 Definition

污染负荷(污染负载):在一定时间内进入某一环境介质(如河流、湖泊、海湾或大气)的污染物总量,常用“质量/时间”(如 kg/day、tons/year)来表示。环境管理中也常指特定污染物(如氮、磷、有机物、重金属)的输入量。(在水环境语境中尤为常见)

发音 Pronunciation (IPA)

/plun lod/

例句 Examples

The city is working to cut the pollution load in the river.
这座城市正努力减少河流中的污染负荷。

After the storm, runoff from farms increased the lake’s pollution load, triggering algal blooms and lowering oxygen levels.
暴雨过后,农田径流增加了湖泊的污染负荷,引发藻华并降低了水体含氧量。

词源 Etymology

pollution 来自拉丁语 polluere,意为“弄脏、玷污”。load 源自古英语 lād,有“负载、运载之物/数量”的意思。合在一起,pollution load 字面就是“污染物的负载量”,在环境科学与工程中引申为“单位时间内的污染输入总量”。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Water Quality Engineering: Physical / Chemical Treatment Processes(Mark J. Hammer & Mark J. Hammer Jr.):在水质工程语境中常讨论各类污染物的“负荷(load)”与控制。
  • Environmental Engineering: Fundamentals, Sustainability, Design(James R. Mihelcic & Julie B. Zimmerman):涉及污染物输入、负荷估算与治理策略。
  • Our Common Future(《我们共同的未来》/ 布伦特兰报告):可持续发展与污染控制的政策语境中常涉及污染输入规模与管理目标。
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