燃烧调整都调整什么?
参考答案:
⑴喷燃器一、二次风,芯管风的风速和风率温度的之间的配备。⑵各喷燃器间的负荷分配和投运方式。⑶炉膛过量空气系数。⑷煤粉细度及给煤量。
简述新《税收征管法》税款的退还制度?
阅读下列电视广告词“If we didn’t save water, the last drop of water would be our tear(眼泪) drop.”根据提示写一篇80词左右的短文。 要求:字迹端正,语句通顺,语法正确。
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