问题
叠合面的受剪承载力Vu=______kN。A．225.5B．235.6C．256.1D．269.2
叠合面的受剪承载力Vu=______kN。
A．225.5
B．235.6
C．256.1
D．269.2
请帮忙给出正确答案和分析，谢谢！
Fatal error: Uncaught [XSException] ../../../usr/local/xunsearch/sdk/php/lib/XS.php(2559): Connection refused(C#111, localhost:8384)
thrown in /usr/local/xunsearch/sdk/php/lib/XS.php on line 2559
