您要查找的是不是：
- This is a highly efficient new heating system. 這是個高效的新取暖系統。
- The heating system in this block doesn't work well. 這個街區的供暖系統不太好用。
- The workers are installing a heating system. 工人們正在安裝供暖系統。
- This heating system has an automatic temperature control. 這個暖氣系統有自動化的溫度調節系統。
- Conversion of your heating system from coal to gas will be costly. 你把暖氣系統由燒煤改造成燒瓦斯會花好多錢。
- Straightway valves may be used in horizontal or vertical lines for upward flow. 直立閥可以用在水平管路或流向向上的垂直管路上。
- A pump in the boiler sends hot water round the central heating system. 熱水器中的水泵將熱水輸送給集中供熱設備。
- A pump in the boiler send hot water round the central heating system. 熱水器中的水泵將熱水輸送給集中供熱設備。
- gravity flow heating system 自兩供熱系統
- We're installing a new heating system. 我們正在安裝新的取暖裝置。
- NIBCO Check Valves may be installed in both horizontal and vertical lines with upward flow or in any intermediate position. 青銅止回閥可以安裝在水平管路或流向朝上的垂直管路中的任何位置。
- NIBCO Iron Body Check Valves may be installed in both horizontal and vertical lines with upward flow or in any intermediate position. 尼伯科鑄鐵閥體止回閥可以安裝在水平管線或流向朝上的垂直管線中的任何位置上。
- Something is wrong with the heating system. 供熱系統有問題。
- The heating system has recently been modified to make it more efficient. 最近供暖設備已稍加改動以提高效率。
- As shown in these diagrams, Crane Y-Pattern stopcheck valves used in a boiler installation can be positioned for horizontal or upward flow. 正如這些圖所顯示的，美國克雷恩Y型截止止回閥用於鍋爐上，可以安裝在水平或流向朝上的流體上。
- They put out for tenders for a new central heating system. 他們招標承辦一套新的暖氣設備。
- The star's fusion "heating system" is disrupted. 恆星聚變的「加熱系統」被破壞了。
- We' re installing a new heating system. 我們正在安裝新的取暖裝置。
- Addition of infra-red heating system? 使用紅外線空氣幕?
- The heating system in this blockdoesn't work well. 這個街區的供暖系統不太好用。
