environmental background value 中文意思是什麼
environmental background value
解釋
環境背景值- environmental : adj. 1. 環境的，環境產生的。2. 環境藝術的。adv. -ly
- background : n 1 後景，背景；基本情況；（紡織品等的）底子；出身；經歷。2 隱蔽的[不引人注目的]地位；幕後。3 襯...
- value : n 1 價值；重要性；益處。2 估價，評價。3 價格，所值；交換力。4 （郵票的）面值。5 等值；值得花的代...
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The country has made substantial scientific and technological achievements in some research areas, such as the comprehensive prevention and control of beijing ' s environmental pollution, the capacity of the atmospheric environment, the background value and environmental capacity of the nation ' s major soils, acid deposition and its impact and control, the forecasting and monitoring of the influence of the changes in the global climate and corresponding countermeasures, the depollution of coal, and the control of air pollution
國家取得了北京市環境污染綜合防治研究、大氣環境容量研究、全國主要土壤背景值與環境容量研究、酸沉降及其影響和控制技術研究、全球氣候變化預測影響和對策研究、潔凈煤及大氣污染控制技術研究等一大批科技成果。 -
The sources, background value, environmental geochemistry features of fluorine, and its biological effects on animals, plants and human beings were reviewed
闡述了環境中氟污染的來源、本底值和氟的主要環境地球化學特徵及氟對植物、動物和人機體的生物效應。
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