Warning: file_put_contents(): Only 0 of 5347 bytes written, possibly out of free disk space in /home/www/wwwroot/zidian/69228.com/index.php on line 55 亚洲午夜无码极品久久,国产92成人精品视频免费,久久婷婷太香蕉大香萑
Many car engines are cooled by water. 許多汽車發(fā)動機(jī)都是用水冷卻的。
The fuel burner of an open - hearth furnace is water - cool, as is the valve that regulates the flow of air and waste gases. 平爐的燃料燃燒室是用水冷卻的，控制空氣和廢氣的閥也是水冷的。