The characteristic of tied - arch bridge is a no - thrust arch structure by tensing the tied bar formin.中承式系杆拱桥是拱桥家族中的一员,它的特点是靠系杆承受拱脚推力,是一种无推力的自平衡体系.The Black Cats are full of confidence and an in - formin Darren Bent an...

甲精...

formin的音标：formin的英式发音音标为：['fɔ:mɪn]formin的美式发音音标为：['fɔmɪn]...