When a two-input NAND gate has inputs of 1 and 0, the output is 0.()
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we can construct a full adder with two half adders.()
My favorite dish is sweet and sour pork.()
用系统命名法命名下列化合物用系统命名法命名下列化合物
There are two levels of web portals identified in the passage: information and communication.There are two levels of web portals identified in the passage: information and communication.