| 1. | The forces of frame are very complexed because of its functions such as orienting wheelsets , supporting tilting mechanism , car body and hanging equipment , transferring traction force , braking and tilting forces , and fixing appurtenances 由于构架在结构上起着定位轮对、支撑倾摆机构、车体、吊挂装置、传递牵引力、制动力、倾摆力及安装附件的作用,其受力状态非常复杂。 |