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请用展示第三轮的经营结果,分析企业经营得失,并提出改进的建议。
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参考答案:
举一反三
【单选题】耐热铸铁大多为()基体的球墨铸铁。
A.
单相珠光体
B.
单相铁素体
C.
珠光体+铁素体
D.
可锻铸铁
【判断题】计算钢筋混凝土梁斜截面抗剪承载力时,规范规定的上限值相当于限值了梁的最小尺寸和最大配窟率。
A.
正确
B.
错误
【判断题】钢筋混凝土梁斜截面抗剪承载力计算时,梁的汁算剪力包络图是计算得到的各截面最大剪力组合设计值V d 乘上结构重要性系数γ 0 。后所形成的计算剪力图。
A.
正确
B.
错误
【单选题】Concentrating on her writing, Mary was not ______ of what had happened around the house.
A.
sensitive
B.
aware of
C.
thoughtful
D.
conscious
【简答题】Tracy Wong is a wellknown ChineseAmerican writer.But her writing ____ was something she picked up by herself.After her first ____, teaching disabled children, she became a parttime writer for IBM._...
【单选题】钢筋混凝土梁斜截面承载力计算公式中, α 1 是异号弯矩影响系数,计算简支梁和连续梁近边支点梁段的抗剪承载力时, α 1 =( )
A.
0.7
B.
0.8
C.
0.9
D.
1.0
【简答题】Tracy Wong is a well-known Chinese-American writer. But her writing 41 was something she picked up by herself. After her first 42 , teaching disabled children, she became a part-time writer for IBM. 4...
【简答题】Tracy Wong is a well-known Chinese-American writer. But her writing ____ was something she picked up by herself. After her first____, teaching disabled children, she became a part-time writer for IBM....
【单选题】函数 y = 2 cos 3x 的值域为( )。
A.
[0,2]
B.
[-1,1]
C.
[-2,2]
D.
[-3,3]
【判断题】函数 y=cos x 的值域为 【-1,1】
A.
正确
B.
错误
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