Warning: mysql_query() [function.mysql-query]: Unable to save result set in /home/divechinacdriiviepcwhniinta/wwwroot/includes/db.inc.php on line 59
Database error: Invalid SQL: select count(id) from pwn_comment where iffb='1' and catid='11' and pid='0'
MySQL Error: 1194 (Table 'pwn_comment' is marked as crashed and should be repaired)
#0 dbbase_sql->halt(Invalid SQL: select count(id) from pwn_comment where iffb='1' and catid='11' and pid='0') called at [/home/divechinacdriiviepcwhniinta/wwwroot/includes/db.inc.php:65] #1 dbbase_sql->query(select count(id) from {P}_comment where iffb='1' and catid='11' and pid='0') called at [/home/divechinacdriiviepcwhniinta/wwwroot/comment/module/CommentClass.php:36] #2 CommentClass() called at [/home/divechinacdriiviepcwhniinta/wwwroot/includes/common.inc.php:551] #3 printpage() called at [/home/divechinacdriiviepcwhniinta/wwwroot/comment/html/index.php:13]
Warning: mysql_fetch_array(): supplied argument is not a valid MySQL result resource in /home/divechinacdriiviepcwhniinta/wwwroot/includes/db.inc.php on line 72

Warning: mysql_query() [function.mysql-query]: Unable to save result set in /home/divechinacdriiviepcwhniinta/wwwroot/includes/db.inc.php on line 59
Database error: Invalid SQL: select count(id) from pwn_comment where pid='374564' and iffb='1'
MySQL Error: 1194 (Table 'pwn_comment' is marked as crashed and should be repaired)
#0 dbbase_sql->halt(Invalid SQL: select count(id) from pwn_comment where pid='374564' and iffb='1') called at [/home/divechinacdriiviepcwhniinta/wwwroot/includes/db.inc.php:65] #1 dbbase_sql->query(select count(id) from {P}_comment where pid='374564' and iffb='1') called at [/home/divechinacdriiviepcwhniinta/wwwroot/comment/module/CommentContent.php:65] #2 CommentContent() called at [/home/divechinacdriiviepcwhniinta/wwwroot/includes/common.inc.php:551] #3 printpage() called at [/home/divechinacdriiviepcwhniinta/wwwroot/comment/html/index.php:13]
Warning: mysql_fetch_array(): supplied argument is not a valid MySQL result resource in /home/divechinacdriiviepcwhniinta/wwwroot/includes/db.inc.php on line 72
-网球俱乐部电子商务网站
会员登录
登录账号
登录密码
验 证 码
您好,您已登录
您有条新到站内短信
会员中心 退出登录
商品搜索
点评分类
点评详情
发布于:2018-8-30 02:21:47  访问:3595 次 回复: 篇
版主管理 | 推荐 | 删除 | 删除并扣分
What Are the Advantages of Using an Electrical Boiler?
This is known as one of the most eco-friendly heating systems. An Electric boiler is the perfect solution for homes with gas boiler constraint, and those who do not have access to a mains gas supply. It‘s also among one of the leading choices for wet central heating and underfloor heating.
Most electric boilers are reasonably more affordable to install as compared to a gas boiler. A gas boiler installation can be pricey, specifically when you still do not have a gas pipe supply. Utilizing a gas boiler heating system needs a flue or chimney for waste emissions. An gas boiler repair near me electrical boiler no longer has to give out waste gases into the atmosphere, which makes it more effective than a gas boiler.
Unlike gas and oil boilers, there‘s no need for a boiler repair work expert to service your electrical boiler regularly. Electric boilers are similar to your other electrical home appliances in your home. You just need to have it serviced when there‘s an issue with the boiler itself.

Electric Boiler - What Are The Most Common Disadvantages?

Learning about both the benefits and disadvantages of an electrical boiler is important in helping you choose whether or not it‘s the kind of heating unit that works best for you. Electric boilers rely upon electricity, which can be an undependable source of energy. In some places, power outages are more common than having problems with the gas supply. If you live in a location that is regularly affected by power outages, then you might want to consider other kinds of boiler.
Electric boilers are only able to heat a small amount of water at a given time. If you have a huge residence and your hot water usage level is rather high, then this may not be an appropriate choice for you. A standard boiler system is considered to be better for those with bigger homes.
When having a heating unit installed, it‘s best to work with professional boiler installers. Heating systems have to be properly installed to guarantee safety and maximum efficiency. If you go for a gas boiler, it‘s important to have this serviced annually by a boiler repair service professional.

Electric Boiler - How It Works

An electric boiler is designed as a reliable and powerful heating system used in domestic, commercial and industrial properties. Electric boilers are powered by electrical energy, which is more efficient compared to other kinds of boiler that rely upon the burning of fossil fuel to run. This is appropriate especially for those that don‘t have access to a mains gas supply.
Electric boilers work by heating water, and distributing the hot water supply throughout the entire house or building. To accomplish maximum efficiency at minimum costs, modern electrical boilers are installed by certified boiler fitters with a microchip control system, which regulates the temperature level and output.
Electric boilers do not have to be serviced as frequently as other types of heating systems, such as a gas boiler. It‘s important for gas boilers to be serviced yearly by an expert in boiler repair works. This has to be inspected for gas leakages, ventilation problems and poisoning.
共篇回复 每页10篇 页次:1/1
共篇回复 每页10篇 页次:1/1
我要回复
回复内容
验 证 码
看不清?更换一张
匿名发表 
 
 
脚注信息
版权所有 Copyright(C)2009-2010 杭州市某某网球俱乐部电子商务网站