(1??)X1??12X2?0?11?21X1?(1??)X2?0?11?12?
1???3/4?3/41???0 ?1?7/4;?2?1/4
3EIEI32;??0.655EI/ml;??3;?2?1.732EI/ml3 12337mlmlX11X??1;12?1; X21X22二十六.
1314.5?106???8426.28; 3156?102??2??600?62.8; 60??1.88
A?0.0224?10?3?1.88?0.0224?10?3 m N?55.33 kN
(1??)X1??12X2?0?11?21X1?(1??)X2?0?11?12?
1???3/4?3/41???0 ?1?7/4;?2?1/4
3EIEI32;??0.655EI/ml;??3;?2?1.732EI/ml3 12337mlmlX11X??1;12?1; X21X22二十六.
1314.5?106???8426.28; 3156?102??2??600?62.8; 60??1.88
A?0.0224?10?3?1.88?0.0224?10?3 m N?55.33 kN
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