汝窑是宋代为满足宫廷特殊需要而设立的窑场,又称为汝官窑,以青瓷为主,然而北宋汝窑如昙花一现,仅烧制了20年,便消隐于战乱的尘烟中.战乱与灾荒使得宋朝的国运盛极而衰,一个华丽的王朝消失了,随同它一起消失的还有那扑朔迷离的汝窑烧制技术.北宋时汝瓷器表常刻"奉华"二字,大臣蔡京曾刻姓氏"蔡字"以作荣记.宋,...
Refrigerated chamber having a wall (11), through at least part of which gas can flow and which has a predefined thickness (s) and an inner side (13) and an outer side (12) between which a plurality of ducts (9) extend, wherein the ducts (9) have a significantly greater length (L...