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efficiency index
anim.husb. 有效系数
earth.sc. 效率指数灌溉
math. 效率指数
stat. 有效性指数
tech. 效能指数; 有效指标
efficiency index: 18 phrases in 10 subjects
Animal husbandry1
Desert science1
Earth sciences1
Economy3
Electronics1
Nautical4
Nursing1
Oil / petroleum1
Technology4
Textile industry1

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