球罐凸缘结构开孔补强计算比较葛园【摘 要】The flange is the common structure of the opening reinforcement of the spherical tank. The calculation result varies with the different wall thickness of the connecting tube when
multisyllable翻译扁桃体发炎的症状和治疗方法multisyllable翻译:[语] 多音节杜甫的一生概括榨豆浆例句:Some languages have "fixed stress", meaning that the stress on virtually any multisyllable word falls on a particular syllable