偏压连拱隧道断面形式优化

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G?G?G????????? ????????G?G?G? 3?1 (??) 3?2 (??) A1 (m) A2 (m) ???????.113.54501.40.328 ???????.212.59451.30.284 ???????.312.59551.30.262 ???????.412.59571.30.251 ???????.510.50601.10.200 G?G??R????5???-?[?????]???????????????????; ??????,???????????????.5???????%?????????? ?????????T?=????????G2?T?=?]???????????]???? ??????????2????G2?T?=?]????????????????2G2 ??2G??T?=?]???????? ??2G??T?=???]???????????? ???? ???? ???? (m 2 ) R1 (m) R2 (m) R3 (m) A1 (m) A2 (m) ???. ???? ??(cm) ???s ???? ??(cm) ??????203.136.0001.512.87515037.5490 ?T?= ???? 191.826.0371.115.64211020.0270 G?G? 3G????? ?T?=?]?????????????????????????M 11.31m 2 G2???%??????????????????215m,?????T ?=?]?????M?=??2431.65m 3 ,?????T?=?]???????? ??????????G2?????????)?????:?????T?=????,?= ?e?:?T?=?%???]???9?G?????????W,?;???G?????? ??G1???????????T?=????G2 ???3???C [1]G???????,???:??,?T?.??.?????????????d?????T?=?? ???8???????9[J].?W??????????,2001,14(2):71?? 74. 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