单词	samplingsurveymethod
释义	samplingsurveymethod 取样调查法
随便看	economic practices economic precariousness economic predator economicprediction economic prediction economic predition economic predominance economic preeminence economic premise economic pressure economic pressure drop economic pressures economic presumption economic preying model economic price adjustment economic principle economic principle of environmental protection economic principle of motion economic principle of taxation economic principle part economic principles Economic Principles and Economic Statistics economic principles of production economic prior criteria economic problem