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【单选题】
对于端承桩,打桩的入土深度控制应( )。A.
以标高为主,以贯入度作为参考
B.
仅控制贯入度不控制标高
C.
以贯入度为主,以标高作为参考
D.
仅控制标高不控制贯入度
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反馈参考答案：
举一反三
【单选题】“All business executives have accounting experience, and some business executives are not economists.” Which of the following statements follows validly from these premises?
A.
Some economists do not have accounting experience.
B.
Some people with accounting experience are not economists.
C.
All people with accounting experience are business executives.
D.
More than one of the above.
E.
None of the above.
【简答题】数控机床安装的核心工作任务是什么?
【单选题】OSI参考模型中,网络层的核心任务是
A.
控制通信子网的运行
B.
向用户提供可靠的、透明的端到端的数据传输
C.
负责对数据链路的流量控制、差错控制
D.
实现通信节点间的物理连接
【单选题】he Seattle Business Institute believes that good business people try out their company's products.
A.
Right
B.
B Wrong
C.
C Doesn't say
【简答题】数控机床调试的核心工作任务是什么?
【单选题】The backgroud music is designed_______.
A.
being not listened to
B.
to be not listened to
C.
not to be listened to
D.
to be not listened
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