A、<span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-bidi-font-family: ">通过支座垫石高度差异形成横坡</span>
B、<span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-bidi-font-family: ">通过桥面三角垫层铺设形成横坡</span>
C、<span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-bidi-font-family: ">通过各梁高度差异形成横坡</span>
D、<span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-bidi-font-family: ">通过墩台顶部帽梁倾斜直接形成横坡</span>
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