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土壤化学改良
释义
土壤化学改良
Encyclopedia
工学
土壤改良
释
soil chemical-melioration
土壤化学改良
通过化学方法来改良土壤成分、结构与化学特性,保持与提高土壤肥力,改善土壤农业化学指标,预防或减轻农业的负面影响的活动。
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orthopedic bone wire
orthopedic pin
orthopedics
orthopedic shoes(pad)
orthopedic surgical clamp
orthopedic surgical hook & needle
orthopedic surgical instruments with power
orthopedic surgical knife and cone
orthopedic surgical operation instruments
orthopedic surgical saw\chisel\file
orthopedic surgical scissors
orthopedic surgical scrape
orthophos
orthophosphoric acid
orthophoto stereomate
orthopia
orthoplex
orthoplocal embryo
orthopnea
orthopolar line
orthopole
ortho position
orthopositronium
orthoprism
orthoprojector
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