available head〔名词〕可用水头详细»
available head〔名词〕有效落差;n.有效水头详细»
available head〔名词〕有效压头,可用压差详细»
available head〔名词〕有效落差详细»
available head〔名词〕有效水头详细»
available head〔名词〕有效水头,可用水头详细»
有效水头acting head;available hydraulic head;effective head详细»
有效水头acting head;available head;effective head详细»
有效水头acting head;effective head;net head详细»
有效水头available head;effective head详细»