燃气的炉子和锅炉可以延长一些,但是,如果你在两年或两年以上没有对燃具进行过调整,则要尽快对此作出安排。
Gas-fired furnaces and boilers can go longer without it, but if you haven't had a gas appliance tuned up in two or more years, schedule this as soon as possible.
燃气的炉子和锅炉可以延长一些,但是,如果你在两年或两年以上没有对燃具进行过调整,则要尽快对此作出安排。
Gas-fired furnaces and boilers can go longer without it, but if you haven't had a gas appliance tuned up in two or more years, schedule this as soon as possible.
应用推荐