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GUEST , Database:特色館藏
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Example(s):
Title Keyword
1. Enter the exact title: "Biomass energy profiles" or the first few words of title:"biomass energy ". 2. Truncation searching Using truncation allows you to search for words with a asterisk *. This means you don't have to enter lots of different terms. This can be particularly useful for searching plurals. The * symbol can be used at the beginning, middle, or end of a word as a placeholder for an unlimited number of characters: GENE* will retrieve GENES, GENERAL, GENERATION, etc. 3. Boolean or Logical Operators Keyword and Command searches may be combined to broaden or narrow a search by using the logical, or Boolean, operators and, or, and not. AND: biomass energy AND thesis OR: biomass energy OR bioenergy OR green energy NOT: biomass energy NOT green energy |
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