题目内容
所有刀开关都带有短路保护装置。
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HK系列刀开关不宜分断有负载的电路。
Review the words and phrases given here. Choose the best one for each sentence and write it down in the brackets with its correct form.[approach; balance; clean up; diet; wreck; do with; principle; weekly; discard; handle]1) It was already a ( ) when two weeks later the police found his stolen car and he had to buy a new one.2) With great patience, the clerk showed the elderly lady how to check the ( ) in her bank account on an ATM.3) If you look out of the window on the left side of the bus, you'll see that we're now ( ) the Tower of London.4) There'll certainly be some problems, but nothing that you can't ( ).5) People who ( ) litter in the streets should be fined heavily.6) During those difficult years, the family lived almost entirely on a ( ) of cabbages.7) What are we going to ( ) the food left over from the party?8) We'll go out as soon as l've ( ) the kitchen.9) For women lawyers in the United States, their () earnings are on the average much less than those of males lawyers.10) I won't get involved in a deal like this --- it's against all my ( ).
UNIX操作系统的外存组织方式中，空闲磁盘块的管理采用（）法。
外存的链接组织方式中，采用（）方式时，对只适合于顺序访问，随机访问是极其低效的。文件进行存取时必须从文件的首块开始，按指针顺序进行，效率较低。
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