文档介绍：仿宋宋体???????.??????????????72????????????????????????141????????????,???1200mm×1200mm,1400mm×1400mm,2400mm×1800mm??.?????<?>.??:1.?????????????????????????????????????????????2.???????.????????????????????????????????????.??????????????????????????????.????????????????????????????????????????????????????????????????????????????????.???????????????????????????<?>.??:1.????????????????????????????????????????????????2.??????????????????????????????????????????3.???????????????4.???????.???????????????????????????????.?????????????????????????????5d????10d?d????????.??????????????????????????????????????????????????<?>.???????1.???????????????????????????????????????2.??????????????????????????????????????????????3.????????????????????????????????????2m????????2m????????4.??????????????????????????????????????50mm?100mm?????????50mm?100mm??????????????????????????????????????????5.?????????????????????????????????????????????????.???????1.?????????????????????????????????