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土壤汙染
释义
土壤汙染
tǔ rǎng wū rǎn
因受污染而使土壤质量恶化的现象。污染物主要来自污水灌溉、施药、施肥、堆放或填埋废物及大气沉降等。既有碍于农业、林业、渔业和畜牧业的发展，又影响人类的健康。土壤受外来化学物质的侵入，使土壤变质，失去种植的能力。污染来源有工业、都市废水、农业、水肥、重金属污染等。
土壤污染
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frequency-domain spreading approach
frequency domain subspace
frequency-domain subspace
frequency domain switching-beam algorithm
frequency domain synthesis
frequency domain synthesizer
frequency-domain system identification
frequency domain template analysis
frequency domain test
frequency domain theory
frequency-domain time series
frequency domain transfer function
frequency domain transform
frequency domain volume rendering
frequency domain wave-number
frequency-domain weighted
frequency domain weighting
frequency-domain weighting
frequency domin
frequency double
frequency-doubled
frequency-doubled antireflection coating
frequency-doubled double pulse laser
Frequency-doubled double-pulse Nd…YAG laser
frequency-doubled effect
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更新时间：2026/6/25 1:23:01