词汇	progress index
释义	progress index 进步指数
随便看	non-return finger device nonreturn flap non return flap non-return flap nonreturn flap valve non return flap valve non-return flap valve nonreturnflow wind tunnel nonreturn-flow wind tunnel non-return flow wind tunnel non-return-flow wind tunnel non return foot valve non-return foot valve non return handle non-return handle non-return hydraulic control valve nonreturning non return magnetometer non-return magnetometer non return part nonreturn policy non-return policy non-return policy recovery action nonreturn rate non return rate