He said the Octagon would soon switch to a fuel cell system for heat and electricity, partly to cut energy costs at a time of a depressed rental market.
他说奥特根不久将使用燃料电池系统供热和发电，以便在楼房租赁市场低迷的情况下部分地降低能耗。
2
Ukraine said it would switch heating to fuel oil as other European countries began a desperate search for alternative supplies, with Turkey turning to Iran.