Database error: Invalid SQL: select id,title from pwn_News_con where catid=(select catid from pwn_News_con where id=402) and uptime>(select uptime from pwn_News_con where id=402) order by uptime asc limit 1
MySQL Error: 1146 (Table 'sijiking.pwn_News_con' doesn't exist)
#0 dbbase_sql->halt(Invalid SQL: select id,title from pwn_News_con where catid=(select catid from pwn_News_con where id=402) and uptime>(select uptime from pwn_News_con where id=402) order by uptime asc limit 1) called at [/www2/wwwroot2/sijiking/includes/db.inc.php:65] #1 dbbase_sql->query(select id,title from {P}_News_con where catid=(select catid from {P}_News_con where id=402) and uptime>(select uptime from {P}_News_con where id=402) order by uptime asc limit 1) called at [/www2/wwwroot2/sijiking/news/module/NewsPage.php:33] #2 NewsPage() called at [/www2/wwwroot2/sijiking/includes/common.inc.php:526] #3 PrintPage() called at [/www2/wwwroot2/sijiking/news/html/index.php:15] Database error: Invalid SQL: select id,title from pwn_News_con where catid=(select catid from pwn_News_con where id=402) and uptime<(select uptime from pwn_News_con where id=402) order by uptime desc limit 1
MySQL Error: 1146 (Table 'sijiking.pwn_News_con' doesn't exist)
#0 dbbase_sql->halt(Invalid SQL: select id,title from pwn_News_con where catid=(select catid from pwn_News_con where id=402) and uptime<(select uptime from pwn_News_con where id=402) order by uptime desc limit 1) called at [/www2/wwwroot2/sijiking/includes/db.inc.php:65] #1 dbbase_sql->query(select id,title from {P}_News_con where catid=(select catid from {P}_News_con where id=402) and uptime<(select uptime from {P}_News_con where id=402) order by uptime desc limit 1) called at [/www2/wwwroot2/sijiking/news/module/NewsPage.php:46] #2 NewsPage() called at [/www2/wwwroot2/sijiking/includes/common.inc.php:526] #3 PrintPage() called at [/www2/wwwroot2/sijiking/news/html/index.php:15] 海宁四季旺太阳能工业有限公司-太阳能热水器维护保养简单常识
图片
网站标志
产品搜索
设为首页加入收藏
图片
太阳能热水器维护保养简单常识
作者:管理员    发布于:2016-11-02 10:25:55    文字:【】【】【
擦洗真空集热管:
1、在干燥尘大的地区,灰尘会附着在真空管及反射板上,日久会影响光的透射率及板的反射率,因此,可根据灰尘的附着量,定期或不定期擦洗真空管。南方多雨地区可不必擦洗。
2、擦洗时,先用肥皂水或洗衣粉水擦洗真空管,然后用清水冲刷管子及反光板即可。
◆清理水垢:
1、因水箱内特别是管内水温高,有些地区水硬易结水垢,或直接用地下水水中杂质多,水垢尤其严重。长时间使用会影响水质及热效率。可根据情况,1至2年清理一次。
2、清理时,需请专业人员操作,或者选用专用镁合金除垢棒。
图片
自定内容
Copyright © Http://www.sijiking.com 海宁四季旺太阳能工业有限公司 All rights reserved. 网站关键词: 四季旺太阳能|太阳能热水器|集热工程  网站备案号: 浙ICP备09064306号 [技术支持:浙江七米]
图片