连接号是出版物中,特别是科技图书中经常使用的一类标点符号。国家标准《标点符号用法》(GB/T15834—1995)把连接号分为一字线(—)、半字线()、浪纹线(~)和长横线(——)4种形式,并列举了连接号的4种用法。但标准没有具体说明何种情况下使用哪一种形式。连接号的4种形式在使用上 The connection number is a type of punctuation mark commonly used in publications, especially in scientific books. The national standard “Punctuation Usage” (GB / T15834-1995) divides the connection number into four forms of a word line (-), a half word line (), a wavy line (~) and a long horizontal line And cited the connection number of 4 usage. However, the standard does not specify which form to use under what circumstances. Connection number of the four forms in use