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问题 判断题

双母线倒闸操作过程中，母线保护仅由大差构成，动作时将跳开两段母线上所有联接单元。

答案

参考答案：对

解析：

题目来源：国电南自WMZ-41母线保护装置技术说明书

专业类型：继电保护

设备类型：母线

难度等级：一般

电压等级：其他

知识点：保护原理

单项选择题

《中华民国临时约法》由孙中山正式公布，将其通过的程序之一是

A．三读通过

B．一读通过

C．二读通过

D．四读通过
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单项选择题

The following data sufficiency problems consist of a question and two statements, labeled (1) and (2), in which certain data are given. You have to decide whether the data given in the statements are sufficient for answering the question. Using the data given in the statements plus your knowledge of mathematics and everyday facts (such as the number of days in July or the meaning of counterclockwise), you must indicate whether.

A certain salad dressing made only of oil and vinegar is premixed and sold in the grocery store. What is the ratio of oil to vinegar in the mix ？（）
(1) An 18.6-ounce bottle of the salad dressing contains 12.4 ounces of vinegar.
(2) In a 32-ounce bottle of the salad dressing, there is half as much oil as there is vinegar.

A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient.

B. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.

C. BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.

D. EACH statement ALONE is sufficient.

E. Statements (1) and (2) TOGETHER are NOT sufficient.
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