题目内容

梁的腹板做的很薄，以节约金属、减轻重量，但需用肋板加强以提高其（）。

A. 强度
B. 稳定性
C. 强度和稳定性

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国家对医疗器械实行分类注册管理，境内第一类医疗器械由（）核发注册证。

A. 由设区的市级（食品）药品监督管理机构。
B. 由省、自治区、直辖市（食品）药品监督管理部门。
C. 由国家食品药品监督管理局。

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为什么球墨铸铁的机械性能比普通灰铸铁好，而铸造性能却比普通灰铸铁差？

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在电气工程图中导线的敷设方式一般要用文字符号进行标注，其中CT表示（）

A. 穿焊接钢管敷设
B. 用塑料线槽敷设
C. 用电缆线桥架敷设
D. 穿金属软管敷设

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The client team tends to bring the pSeries technical specialist in very late in the process. This has caused several problems where the specialist has had to correct some misunderstandings about the technology. The specialist is getting very frustrated and would like to avoid these misunderstandings in future. What would be the most appropriate way to handle this？（）

A. Refuse to work with the account team unless they are brought in right at the beginning.
B. Talk to the account team and ask them to bring them in earlier so that they can better understand the account.
C. Explain the situation to the customer and ask them to talk to the account team about bringing them in earlier.
D. Explain the situation to the sales manager and ask him to talk to the account team about bringing them in earlier.

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梁的腹板做的很薄，以节约金属、减轻重量，但需用肋板加强以提高其（）。

A. 强度 B. 稳定性 C. 强度和稳定性

国家对医疗器械实行分类注册管理，境内第一类医疗器械由（）核发注册证。

为什么球墨铸铁的机械性能比普通灰铸铁好，而铸造性能却比普通灰铸铁差？

在电气工程图中导线的敷设方式一般要用文字符号进行标注，其中CT表示（）

A. 强度
B. 稳定性
C. 强度和稳定性