MeSH 搜索器

Efficiency

Ratio of output to effort and or resources, or the ratio of effort and or resources produced to energy expended.
推出的年份: wasinCatFonly1963-81
副标题
树号: F02.784.692.351, N04.452.209
MeSH 单一 ID: D004526
进入的组:
  • Productivity

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