用C#写的进行太阳高度角，太阳倾角，以及日照时数的计算的程序，通过输入经度和纬度，以及时间，即可得出需要的精确的地理用科学计算数字！-written in C# for the angle of the sun, the sun angle, and sunshine hours in the calculation process, through the importation of longitude and latitude and time can be obtained by the precise geographical scientific calculations!
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001456s ]
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:0.098201s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.003464s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.015672s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001450s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.005030s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001164s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.007210s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.024861s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001533s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 71915 [ RunTime:0.018770s ]
