介绍了转炉炉帽镁碳砖损毁的主要原因、采取的相应措施、取得的良好效果。
The main cause to the wear of magnesite-carbon bricks at the tunnel head of converter is analyzed, counter measures adopted and then better results achieved as well.
所述瓶帽能够连接到奶瓶或吸嘴，以便在微波炉中消毒。
Said cap can be attached either to a feeding bottle or to a pacifier to enable the sterilisation thereof in a microwave oven.
所述瓶帽能够连接到奶瓶或吸嘴，以便在微波炉中消毒。
Said cap can be attached either to a feeding bottle or to a pacifier to enable the sterilisation thereof in a microwave oven.
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