简述对直接接入高压配电网的小型供热电厂或自备电厂与系统的连接方式，应如何考虑。
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The full title of the U.K. is the United Kingdom of （）and （）
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public and private colleges and universities and community colleges offer（）.
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发现发电厂和变电站升压站有系统接地故障时，不应测量接地网的（）。
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简述布尔算符（AND）的含义和作用。
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简述布尔算符AND的含义和作用。
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简述布尔逻辑检索中AND的含义？
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（）is used for calling and replying,and for transmitting acknowleding and relaying distress alerts.
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The way in which people address each other depends on their age, sex, social group and personal relationship. The English system of address forms frequently used includes first name, last name, title+last name, （）, and kin term.
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