跨度（mm）1/10
90007200570033002000
1/16
900720570330200
1/14取值梁高梁宽642.78771.39750300514.224617.112650260407.094488.547500200235.686282.843350140142.84171.42200801/18取值梁高梁宽次梁
9000
562.5499.95531.2257200450399.96424.985700356.25316.635336.44253300206.25183.315194.78252000125
111.1118.05梁尺寸定位内含公式
550183.3333450150350116.666720066.6666710033.33333
200150100
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