關于鋼筋混凝土梁受力特征,正確的是( )。
A、拉區只考慮鋼筋受壓C
構件的結構設計中,當設計成超筋梁時,鋼筋混凝土梁的破壞是沒有預兆的脆性破壞,非常危險。
Thetwinsisterswereidentical________appearanceandcharacter.
Welodge(聲明)aclaim_______you_____theshort--weight.()
Whichofthefollowingisnotaninternationalvisitor?
Themissingboyswerelastseen________neartheriver.
Weregret______toacceptyourtermsofpaymentandthereforehavetoreturntheordertoyou.