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【单选题】
当零件的两个加工表面的尺寸精度与形状精度的要求均很高，同时它们之间的位置精度要求也很高，在设计工艺过程和选择基准时，遵循的基准选择原则是（ ）。A.
基准重合
B.
基准统一
C.
互为基准
D.
自为基准
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【单选题】We would expect the interest rate on Bond A to be higher than the interest rate on Bond B if the two bonds have identical characteristics except that
A.
Bond A was issued by a start-up company and Bond B was issued by a bank.
B.
Bond A was issued by the Exxon Mobil Corporation and Bond B was issued by the state of New York
C.
Bond A has a term of 20 years and Bond B has a term of 1 year
D.
All of the above are correct
【单选题】We would expect the interest rate on Bond A to be lower than the interest rate on Bond B if the two bonds have identical characteristics except that
A.
Bond A was issued by a bank and Bond B was issued by a high technology corporation.
B.
Bond A was issued by the Exxon Mobil Corporation and Bond B was issued by the state of New York
C.
Bond A has a term of 20 years and Bond B has a term of 1 year
D.
All of the above are correct
【多选题】大学生不仅要树立正确的择业观,还应当树立正确的创业观。正确的创业观,要有( )。
A.
、积极创业的思想准备
B.
、敢于创业的勇气
C.
、提高创业的能力
D.
、创出大业的计划
【单选题】大学生除了要树立正确的择业观，还应树立正确的创业观，下列错误的是()。
A.
要有积极创业的思想准备
B.
要有敢于创业的勇气
C.
要提高创业的能力
D.
要有先创业后择业的打算
【单选题】We would expect the interest rate on Bond A to be higher than the interest rate on Bond B if the two bonds have identical characteristics except that
A.
the credit risk associated with Bond A is lower than the credit risk associated with Bond B
B.
Bond A was issued by the city of Philadelphia and Bond B was issued by Red Hat Corporation.
C.
Bond A has a term of 20 years and Bond B has a term of 2 years.
D.
All of the above are correct.
【单选题】扩展 ACL 与标准 ACL 相比有何优点?
A.
扩展 ACL 可命名,但标准 ACL 不能命名。
B.
扩展 ACL 可应用于入站或出站方向,而标准 ACL 不能。
C.
扩展 ACL 可根据负载内容过滤数据包,如包含在电子邮件或即时信息内的信息。
D.
扩展 ACL 不但可以过滤源地址,也可对目的地址、目的端口以及源端口进行过滤。
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