概率: probability; chance指数: index number; index丧失负荷概率指数: loss of load probability index概率指标: probability level保养率指数: maintainability index电阻率指数: resistivity index汇率指数: exchange rate index开工率指数: index numbers of capacity utilization; index of operating rates利润率指数: profitability index频率指数: frequency index热效率指数: thermal efficiency index渗透率指数: permeability exponent; permeability index生产率指数: index of productivity效率指数: efficiency index薪金率指数: salary rate index折射率指数: indeterminate princiiple业务概率指标: target probability of service物理效率指数,身体效率指数: physical efficiency index分馏效率指数: index of fractional distillation power港元汇率指数: effective exchange rate index of hong kong dollar汇率指数债券: exchange index bond经营比率指数: index of operating ratio平均效率指数: aei; average efficiency index汽油功率指数: performance number燃烧速率指数: burning-rate exponent