单词	四健会俱乐部
释义	四健会俱乐部four H club
随便看	production possibilities frontier production possibilities frontier (ppf) production possibilities set production possibility curve production possibility curve (ppc) production-- primary production priority list production process production process control production program of vehicle maintenance production proration production pyramid production quality authentication production quantity production quota production, radiation production-- radiation production rate production rate change cost production reactor production--reactor production receipt transaction production record production relationship production report