来自马鸿雁的问题
英语翻译BearingsfortheGirdersThelongitudinalgidershavetorestoverthepierswhichbearsthethrustoftheloadcomingoverthem.Inorderthatthegirderendsshouldrestonproperseats,thesameareprovidedwithbearingblocksmadeofc
英语翻译
BearingsfortheGirdersThelongitudinalgidershavetorestoverthepierswhichbearsthethrustoftheloadcomingoverthem.Inorderthatthegirderendsshouldrestonproperseats,thesameareprovidedwithbearingblocksmadeofcementconcrete,sothattheloadmaybeuniformlydistributedoverthestructureonwhichtheyrest.Duetotheexpansionandcontractionofthelongitudinalgirdersduringsevereheatandcold,rollersareprovidedontheabutmentendstoallowthemovementswithoutcausingthegirdertobuckle.
