问题
单项选择题
摩擦端承桩在极限承载力状态下，部分桩顶荷载主要由( )承受。
A．桩端阻力
B．桩侧摩阻力
C．桩端承载力
D．桩侧承载力
答案
参考答案：B
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摩擦端承桩在极限承载力状态下，部分桩顶荷载主要由( )承受。
A．桩端阻力
B．桩侧摩阻力
C．桩端承载力
D．桩侧承载力
参考答案：B
Dogs are people's friends. They will do anything their masters(主人)ask them to do and they do their duty very well. Curly is my black dog. He is big and strong. He is strong enough to carry me on his 1 . He likes running and playing with me. He likes to 2 .my father around in the fields, too. One day my father took off his coat. put it on the ground 3 a big tree and said to Curly. “ 4 my coat.” Curly sat down on the coat. Then my father remembered he had to 5 dinner for the family. 6 he went home and forgot all about his coat and dog Late in the evening I 7 my dog and looked for him everywhere in the yard. I called, "Curly, Curly!" But Curly did not answer. Soon my father wanted something in his coat pocket(口袋). Suddenly he remembered 8 he had done. Quickly he went back to the big tree. What do you think he saw? Curly was 9 sitting on the coat! He was afraid someone would take it 10 .
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