3级

单选题The hands on this clock are lubricate so that it can be seen in the dark．

参考答案：A进入在线模考

你可能感兴趣的试题

1The very real and far reaching implications inherent in the current changes being experienced by government spaceports, with terms of their effect upon the whole international space community, are also highlighted．

点击查看答案进入在线模考
2It must comply strictly in safety standards to be accepted by the public, and at the same time it must demonstrate that no health or environmental damage occurs．

点击查看答案进入在线模考
3These include design for reliability, design for serviceability, design for modularity and design for quality, which must be applied in the entire system．

点击查看答案进入在线模考

最新试题

类型：填空题2010-10-12

类型：填空题2010-10-12

根据以上材料，请回答 20 题。

类型：简答题2010-10-12

根据以上材料，请回答 19 题。

类型：简答题2010-10-12

根据以上材料，请回答 18 题。

类型：简答题2010-10-12

根据以上材料，请回答 17 题。

类型：简答题2010-10-12

根据以上材料，请回答 16 题。

类型：简答题2010-10-12

根据以上材料，请回答 15 题。

类型：简答题2010-10-12

根据以上材料，请回答 14 题。

类型：简答题2010-10-12

根据以上材料，请回答 13 题。

类型：简答题2010-10-12