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【判断题】
切削用量三要素对切削力的影响程度是不同的,背吃刀量(切削深度)影响最大,进给量次之,切削速度影响最小A.
正确
B.
错误
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Give
B.
Giving
C.
To give
D.
Having given
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Connection 对象的身份验证信息
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Connection 对象的最大连接时间
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Connection 对象使用的缓存大小
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Command
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Recordset
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