A.公程壓力公程直徑B.工作壓力工作溫度C.公程壓力D.工作壓力設(shè)計(jì)壓力
A.按球殼外壓計(jì)算,計(jì)算半徑R取值不同B.按筒體外壓計(jì)算C.球殼外壓計(jì)算D.按錐殼外壓計(jì)算
A.設(shè)計(jì)壓力小于許用外壓力B.設(shè)計(jì)壓力等于許用外壓力C.設(shè)計(jì)壓力大于許用外壓力D.設(shè)計(jì)壓力不大于許用外壓力