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土壤pH
释义
土壤pH
Encyclopedia
农学
土壤pH
释
soil pH
土壤pH
与土壤固相处于平衡状态的土壤溶液中H+离子活度的负对数值。是表征土壤酸碱性强弱的常用指标。是一个强度指标,增加(减少)1个单位,土壤溶液中H+的活度提高(降低)10倍。
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positive sequence
positive series
positive side
positive sidelight
positive sign
positive skewness
positive solution
positive species interaction
positive spinor
positive staining
positive strain energy
positive strand
positive subspace
positive supportive reaction
positive (symmetric) operator
positive symmetric operator
positive system of roots
positive term
positive term series
positive trace
positive type
positive uniaxial crystal
positive value
positive variation
positive variation of a function
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