题目：1.reinforce concrete roof structure—with timber rafter and battens and clay roofing tiles,sketch the details at rigde and eaves
2. in-fill brick walls-reinforcement of brickwork,bonding,wall opening,interfacing with reinforce concrete structure eg.column,beams.
这两个看的迷糊，哪个神给点提示，给点链接，求第二句专业诠释
请你吃饭
。 不知所云哦