利用TAPI函数建立拨打电话，实现：初始化线路，打开线路，呼叫，挂断呼叫，关闭线路-An example implementing voice call dialling. The functions include initializing a line device, opening a line, making a call, hang-on the call, and closing the line.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001279s ]
SELECT `a`.`aid`,`a`.`title`,`a`.`create_time`,`m`.`username` FROM `jrk_downrecords` `a` INNER JOIN `jrk_member` `m` ON `a`.`uid`=`m`.`id` WHERE `a`.`status` = 1 GROUP BY `a`.`aid` ORDER BY `a`.`create_time` DESC LIMIT 10 [ RunTime:0.084008s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001028s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001178s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001620s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.004150s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000926s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.004004s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015328s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001197s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 121894 [ RunTime:0.013467s ]
