问题
填空题
将检修设备停电,必须把各方面的电源完全断开(任何运用中的星形接线设备的中性点,必须视为带电设备)。禁止在只经断路器()断开电源的设备上工作。必须拉开隔离开关(刀闸),使各方面至少有一个()的断开点。与停电设备有关的变压器和电压互感器,必须从高、低压两侧断开,防止向停电检修设备反送电。
答案
参考答案:开关;明显
将检修设备停电,必须把各方面的电源完全断开(任何运用中的星形接线设备的中性点,必须视为带电设备)。禁止在只经断路器()断开电源的设备上工作。必须拉开隔离开关(刀闸),使各方面至少有一个()的断开点。与停电设备有关的变压器和电压互感器,必须从高、低压两侧断开,防止向停电检修设备反送电。
参考答案:开关;明显
完形填空。 | |||
What is intelligence (智力) anyway? When I was in the army I 1 an intelligence test that all soldiers took, and, against 2 of 100, I scored 160. I had an auto-repair man once, who, on these intelligence tests, could not 3 have scored more than 80. 4 , when anything went wrong with my car I hurried to him-and he always 5 it. Well, then, suppose my auto-repair man 6 questions for some intelligence tests. By every one of them I'd prove myself a 7 . In a world where I have to work with my 8 , I'd do poorly. Consider my auto-repair man 9 . He had a habit of telling 10 .One time he said, "Doc, a deaf-and-dumb (聋哑) man 11 some nails. Having entered a store, he put two fingers together on the counter and made 12 movements with the other hand. The clerk brought him a hammer. He 13 his head and pointed to the two fingers he was hammering. The clerk 14 him some nails. He picked out the right size and left. Well, Doc, the 15 man who came in was blind. He wanted scissors (剪刀). 16 do you suppose he asked for them?" I lifted my right hand and made scissoring movements with my first two fingers. He burst out laughing and said, "Why, you fool,he used his 17 and asked for them. I've been 18 that on all my customers today,but I knew 19 I'd catch you." "Why is that?" I asked. "Because you are so goddamned educated. Doc. I knew you couldn't be very 20 ". And I have an uneasy feeling he had something there. | |||
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