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半数耐受量
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半数耐受量
Encyclopedia
农学
兽医毒理学
释
median tolerance limit,TLm
半数耐受量
水中受试化学物在规定时间内有半数水生生物(如鱼类等)存活的浓度。单位为毫克/升。
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calculation of uranium content by uranium gamma-ray logging
calculation of uranium reserves by gamma-ray logging
calculation on controlled quantity of pollutants discharge in rivers and lakes
Calculations
calculation section map of reserves
calculations of concentrator equipment
calculation with an abacus
calculation with limits
calculation with powers
calculation计算量的极小化
calculator
calculus
calculus of classes
calculus of communicating systems
calculus of communicating systems, CCS
calculus of complexes
calculus of difference
calculus of differences
calculus of finite difference
calculus of finite differences
calculus of fractions
calculus of interpolation
calculus of logic
calculus of natural deduction
calculus of observations
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