V2EX lysimeter

Lysimeter

定义 Definition

lysimeter(土壤蒸渗仪/渗漏计):一种用于测量土壤水分收支的装置,常用于研究渗漏(下渗/深层渗透)蒸散(evapotranspiration)以及降雨或灌溉后水分在土体中的变化。(在不同学科语境中,也可泛指用于监测土柱水分与溶质迁移的实验装置。)

发音 Pronunciation (IPA)

/lasmtr/

例句 Examples

The researchers installed a lysimeter to measure water loss from the soil.
研究人员安装了一个蒸渗仪来测量土壤的水分损失。

Using a weighing lysimeter, the team estimated daily evapotranspiration and compared it with weather-station data.
研究团队使用称重式蒸渗仪估算每日蒸散量,并将结果与气象站数据进行对比。

词源 Etymology

lysimeter由表示“溶解/分解、释放”的希腊语词根 lysis(常见于 analyze, catalysis 等词相关构词)与表示“测量”的后缀 -meter 组合而成,字面含义可理解为“用于测量(渗出/释放)过程的仪器”。该词主要在土壤科学、农学与水文学中使用。

相关词 Related Words

文学与作品 Literary Works

  • Principles of Environmental Physics(John L. Monteith & Mike H. Unsworth):在讨论蒸散与地表能量/水分交换时提及 lysimeter(尤其是称重式蒸渗仪)。
  • Soil Physics(William A. Jury & Robert Horton):在土壤水分运动、渗漏与测量方法章节中出现 lysimeter
  • Methods of Soil Analysis(Soil Science Society of America, SSSA 出版的经典方法学丛书):在土壤水分与溶质迁移的实验测定方法中多次使用 lysimeter
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