| 摘要 |
A precast concrete joist composite system having first and second spaced apart precast concrete joist members supported at their respective ends by a support, each of said joist members having a concrete portion, said joist members having at end portions respective projecting structures that have first parts anchored in said concrete portions of their respective joist members and second parts extending from said concrete portion end faces, said end faces having respective portions thereof that slope downward and away from said concrete portions, at least a first pan disposed at said end face, a first part of said pan element being disposed over the top surfaces of said concrete portions and a second part thereof disposed over said sloping portions of said end faces, and a decking element disposed over the respective said top surfaces of said first and second joist members and spanning the space between said joist members.
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