马蹄形管道 meaning in Chinese

horse-shoe manifold
horseshoe conduit

These can make up the shortcoming of slrcp ; 2 3 . to study the steel stress development of penstock , ring - form slsfsrcp and horse - shoe slsfsrcp during curing period are monitored . the pre - tension stress due to expansion of self - stressing concrete can be used in design ; 4
对圆形和马蹄形管道进行了28天养护期内力监测，研究了钢衬钢筋钢纤维自应力混凝土压力管道的自应力成长过程，明确了钢筋的预拉应力数值，为此类改性管道设计直接提供依据； 4