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举一反三
【简答题】设积分区域D:x^2+y^2≤4,则二重积分 化学极坐标下的二次积分为_________.
【单选题】以下不属于创建型模式是()
A.
代理(Proxy)
B.
生成器(Builder)
C.
原型(Prototype)
D.
单例(Singleton)
【简答题】设积分区域 ≤R^2,0≤z≤1,则三重积分 ( )
【判断题】In America, they like a firm handshake.
A.
正确
B.
错误
【简答题】设积分区域G:x^2+y^2+z^2≤R^2,则三重积分 在柱面坐标下的累积分为 ( )
【单选题】以下不属于创建型模式是( )。
A.
代理(Proxy)
B.
生成器(Builder)
C.
原型(Protetype)
D.
单例(Singleton)
【简答题】设积分区域B:x^2+y^2≤2x,则二重积分 ( )
【单选题】Always use a firm handshake____________________________ .
A.
when you shake hands with an Italian
B.
when you shake hands with a British
C.
when you shake hands with a French
D.
when you shake hands with an American
【简答题】A firm handshake is key to interview success. As any serious job-hunter knows, it helps to dress smartly and smile at that all-important interview. But research has showed that a firm handshake is wha...
【简答题】A firm handshake is the key to interview success. As any serious job-hunter knows, it helps to dress smartly and smile at that all-important interview. But research has showed that a firm handshake is...
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