词汇	gas emboli
释义	gas emboli 气栓
随便看	large span box arch large span bridge large-span bridge large-span bridge on highway large-span bridges large-span bridge structure Large span bridging machine large span cable large-span cable-staged bridge large span cable-stayed bridge large-span cantilever beam large span changeable section large-span-closed roof large-span coal transport trestle large-span concrete large-span concrete box girder large span continuous beam large span continuous beam bridge large span continuous box beam large-span continuous box beam large-span continuous rigid large-span continuous rigid frame large span continuous steel bridge large span crossing large-span crossing points