The full title of the U.K. is the United Kingdom of （）and （）
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画出该段指令程序对应的梯形图。 LD NOT 0000 LD 0001 AND 0002 LD NOT 0003 AND 0004 OR LD AND LD TIM 00 #0030 LD 0005 AND 0006 OR NOT 0007 OUT 0500
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public and private colleges and universities and community colleges offer（）.
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什么是磷/氧比（P/O比），测定磷/氧比有何意义？
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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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补视图
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到发场 receiving and departure yard
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简述布尔算符AND的含义和作用。
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