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【判断题】
文献存储时,文献标识按照一定的语言加以描述,而进行检索时,信息提问也按照相应得语言加以表达,这种把标引于检索联系起来,对概念进行规范化处理,使检索得以有效进行的语言就是索引语言。( )A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
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【简答题】Questions 5-8 Complete the following sentences using NO MORE THAN TWO WORDS from the text for each gap. Fallone is now studying the sleep patterns of children with ______.
【简答题】Complete the table below with information found in the text. Use NO MORE THAN THREE WORDS OR A NUMBER for each answer. Write your answers in boxes 1-3 on your Answer Sheet.
【简答题】Read the text and put the topic sentences on the blanks to complete the text
【简答题】Questions 5-8 Complete the following sentences using NO MORE THAN TWO WORD$ from the text. The article refers to medieval herbalists as ______ because they didn't always use herbs properly.
【简答题】Listen and complete the text:
【简答题】Questions 5-8 Complete the following sentences using NO MORE THAN TWO WORDS from the text. Unlike LCDs, electronic paper uses ______ to show information on screens.
【简答题】上级低压断路器的保护特性与下级低压断路器的保护特性应该交叉()。
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