说明：  要求在带格式的连续的纸的相应位置,打印入数据库的数据： 本程序最具参考的地方应当是,解决了连续打印,垂直方向打印不准确的问题.连续打印垂直方向打印不准确的问题,在网上有太多的人为此烦恼.一是打印第一页的第一行就不准确,二是连续打印n张纸后,发现位置已经不准确了.本人查询了众多的资料后,采用了直接向打印机发送打印命令的方式,参考的是爱普生的编程指南(在爱普生官方网站上有得下),终于成功控制了垂直方向的打印位置.
(Requires continuous form paper with the corresponding position, the print data into the database: This procedure should be the place where the most information to solve the continuous printing, vertical print inaccuracy. Continuous vertical print print issue of inaccurate , there are too many people in line to worry about. First, print the first page of the first line is not accurate, the second in a row after printing n piece of paper found that location is no longer accurate. I check many of the information, using directly to the printer to send print commands, refer to the Epson' s Programming Guide (the Epson official site gains and lower), finally succeeded in controlling the vertical print position.)