您要查找的是不是：
- Is your central heating gas or electricity? 你们的集中供热设备是煤气的还是用电的?
- Conversion to gas central heating will save you a lot of money. 改用煤气集中供暖将节省大笔开支。
- Her dress caught alight in the gas fire. 她的衣服让煤气炉烧著了。
- Make sure the central heating is off. 集中供暖设备一定要关掉。
- We put new central heating in when we moved here. 我们搬到这儿的时候安装了集中供暖设备。
- We've converted from coal to gas central heating. 我们已由燃煤改换成燃气集中供暖。
- Don't forget to put off the radio [light, gas fire]. 别忘了关无线电[电灯，煤气]。
- People don't have central heating in their houses in my country. 在我国，一般人家里没有集中供热设备。
- The gas fire has been burning away all night. 煤气炉烧了一整夜。
- Don't forget to put off the radio (light,gas fire). 别忘了关收音机（电灯，煤气）。
- A pump in the boiler sends hot water round the central heating system. 热水器中的水泵将热水输送给集中供热设备。
- Ann's dress caught alight in the gas fire. 安的外衣在煤气取暖器上烤着了。
- A pump in the boiler send hot water round the central heating system. 热水器中的水泵将热水输送给集中供热设备。
- Her dress caught alightin the gas fire. 她的衣服让煤气炉烧着了。
- The central heating will be put off next month. 下个月暖气不开放了。
- A small gas fire heated the room. 屋子用一个煤气炉火取暖。
- That house is for sale. It has central heating. 那所房子是出卖的，房子里有暖气设备。
- The central heating boiler is in the basement . 中央供暖系统的锅炉设在地下室。
- Does your classroom have central heating? 你们教室有暖气吗?
- Standard switch entirely suitable for millivolt service on self-energized control circuits of gas fired heating installations. 在燃气加热安装系统的自激控制电路中，整个标准开关适用于毫伏电压。
