【单选题】下面情况中哪个是造成炉墙结厚的原因( )
B.
冷却强度过大,水温差高于正常水平,造成冷却设备局部漏水。
C.
喷吹量过大,热补偿不足,未燃煤粉增多,渣流动性变差,软熔带透气性变差。
【单选题】Who is Tom in the conversation?
D.
The owner of the restaurant.
【单选题】下面情况中哪个是造成炉墙结厚的原因()
B.
冷却强度过大,水温差高于正常水平,造成冷却设备局部漏水。
C.
喷吹量过小,热补偿不足,未燃煤粉增多,渣流动性变差,软熔带透气性变差。
【单选题】I saw Tom in the meeting-room, so he attend the meeting.
【单选题】-- I saw Tom in the bookstore just now. -- No, it ______ him. He moved to the USA last month.
【单选题】A horrible thought _________ him when he was waiting for Tom in the airport: what if the plane from Malaysia had been hijacked(劫持)?
【简答题】菌种保藏的原理是什么?菌种常用的保藏方法有哪些?
【单选题】—Tom in the high jump at the school sports meet last week. —What a shame! [ ]