单词	层次数据模型
释义	层次数据模型医hierarchical data model
随便看	starting notification code starting off starting-off table B STARTING of generators or converters Starting of Internal Combustion Engine starting of oscillation starting of oscillations starting of paralyzed ship STARTING of races starting of three phases motor starting of two or more dynamo-electric motors starting oil Starting Out in the Evening starting preheater fire pan starting preheater lamp nozzle starting preparation starting preparation pushbutton starting pressure starting pressure gage starting pressure gauge starting on starting on the ground starting open-phase protection starting operating model starting operation