I acted in the capacity of backer, or best man , to the bride groom.我充当陪新郎的, 也就是男傧相.The classic horse race had long been seeking a backer.这项传统的赛马大赛一直在寻求赞助商.Have you got any comments on the proposed promotion of Tom Backe...
Air-entraining agent increases impermeability of hybrid fiber concrete.引气剂有助于提高混杂纤维混凝土的抗渗性。Even an air - entraining agent can be used because the minute pores are discontinuous.甚至可以使用加气剂,因为小的气孔是不连通的.Third, the option of ...