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光效
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luminous efficacy
光效
光源所发出的总光通量与该光源所消耗的电功率的比值,单位为流明每瓦,即lm/W。用于衡量光源产生可见光的程度。
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value added information service
value added network
value added of insurance industry
value added of prataculture
value-added tax law
Value-Added Tax Stir
value analysis
value at a point
value at risk
value-based pricing
value-based software engineering
value behavior
value - belief - normative theory
Value-Belief-Norm Theory
Value chain
value chain
value chain analysis
value-chain analysis
value chain of film industry
valued
valued algebra
valued field
valued function field
value distribution
value distribution theory
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