单词	材料与结构
释义	材料与结构 material and structure
随便看	Household Engineer of Power Supply household enterprise household enterprises householder house-holder householder allowance householder land decision householders house-holders householder's comprehensive policy householder's protest householder's room householder transformation Household Etiquette household excrement disposal household expenditure household expenditure pattern household expenditures Household Expenditure Survey household expenditure survey-HES household expenses household fabric house hold fabric household farm machinery household fertility decision