A.冷、熱負(fù)荷逐時(shí)計(jì)算B.熱負(fù)荷逐時(shí)計(jì)算C.冷負(fù)荷計(jì)算D.冷負(fù)荷逐時(shí)計(jì)算
A.電阻式熱流計(jì)B.輻射式熱流計(jì)C.蒸汽熱流計(jì)D.熱水熱流計(jì)
A.有界性B.雙峰性C.對(duì)稱性D.抵償性