若要对数据进行字符转换和数字转换,以及数据压缩,OSI 层上实现.A.网络层B....

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【单选题】

若要对数据进行字符转换和数字转换,以及数据压缩,OSI 层上实现.

网络层

传输层

会话层

表示层

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参考答案：

举一反三

【单选题】以下哪个是美国常用的购物网站:

www.amazon.com

www.overstock.cn

www.kohls.ru

www.blufly.ru

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【简答题】I Choose the correct form of the words to complete the following sentences. 1. advertise, advertisement, advertising a. Nowadays, Internet _________ is a rapidly developing industry in China. b. Many ...

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【简答题】For most people, the word“fashion” means “clothes”. But people may ask the question, “What 1 are in fashion?” And they use the adjective“fashionable” in the same way: “She was wearing a fashionable ...

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【简答题】“fashion” means “clothes” For most people,the word “fashion” means “clothes”。 But people may ask the question,“What clothes are in fashion?”And they use the adjective “fashionable” in the same way: “S...

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【判断题】无论制动鼓正向还是反向旋转时，领从蹄式制动器的前蹄都是领蹄，从蹄都是从蹄。( )

正确

错误

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【简答题】For most people,the word “fashion” means “clothes”。 But people may ask the question,“What clothes are in fashion?”And they use the adjective “fashionable” in the same way: “She was wearing a fashionab...

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【简答题】I. Complete the following sentences withthe words given below. personal popularity self-control treatment appearance management inheritance possibility national ...

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【判断题】当多个线朝同一个方向的点聚集时，有出现了一种透视的存在，即可在平面中表现出三维空间的视觉美感

正确

错误

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【判断题】领从蹄式制动器制动时,无论制动鼓正转还是反转,其前蹄都是领蹄,后蹄都是从蹄。

正确

错误

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【单选题】Many fashions are _________ on the website.

advertise

advertising