It has belling heads of full specification from 50 to 630.尤其是研制生产的扩管机,扩管头,规格齐全,质量可靠.Belling out the tubes will permit a freer passage of air.把管子做成钟状,可使气流更畅通.I am leaving for Belling on a four - day tour.我马上要去北京旅游4天....
Don't be overtaken by misgivings and fear. Just go full stream ahead!不要瞻前顾后,畏首畏尾. 甩开膀子干吧!Exports have already overtaken last year's figure.出口量已超过了去年.The film star was overtaken with another trouble.那位影星又遇上了别的麻烦...
Hold the ` handrail for safety , eg while descending steps.抓住扶手以防倒(如下楼时).When travelling at bus or metro, please hold the handrail.坐公交或地铁时, 请抓紧扶手.Fix and tighten the scaffold board and establish protective handrail timel...