位置公差用()表示。A、平行度 B、垂直度 C、倾斜度 D、同轴度 E、对称度

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问题:

位置公差用()表示。

A、平行度

B、垂直度

C、倾斜度

D、同轴度

E、对称度

考点:叉车工培训考试叉车工培训考试题库
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关于角膜老年环()

A.多数是双侧发病

B.一般对视力无影响

C.多见于老年人

D.无特殊治疗

E.初发时出现在角膜上、下方,渐发展成环状

题型:多项选择题

对于开口微孔材料,当其孔隙率增大时,材料抗冻性()。

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Salesperson: The picture tube is the central component of any television, and Picturesque televisions use the same highquality picture tubes as those used in TruVue televisions.
Since you pay a much lower price for a Picturesque, you pay a lower price for a television with the same picture quality when you buy a Picturesque instead of a TruVue.
Which of the following is an assumption that, if justified, would allow the conclusion of the salesperson’s argument to be properly drawn

A.TruVue televisions are much more widely advertised than are Picturesque televisions.

B.The picture quality of a television is determined solely by the quality of its picture tube.

C.A salesperson earns much less on the sale of each Picturesque television than on the sale of each TruVue television.

D.Many more Picturesque televisions are sold each year than TruVue televisions.

E.(E) Picturesque televisions are assembled in the same factory that assembles TruVue televisions.

题型:多项选择题

企业的实体分析是自顶向下规划的第二层求精,包括许多步骤。下列哪个步骤技术是对企业实体的概括

A.实体的确定

B.实体的抽象

C.实体联系图

D.实体映射

题型:多项选择题

域内置全局组安全控制非常重要,这些组只出现在域控制器中,包括()

A电DomainAdmins组

B.DomainUsers组

C.DomainReplicators组

D.DomainGuests组

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