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All kinds of glass defect will occur during the melting production, such as airbladder, stria and concretiono. 玻璃在生產(chǎn)過(guò)程中，會(huì)產(chǎn)生各種各樣的缺陷，比如:氣泡、條紋和結(jié)石。這些缺陷都是在熔制過(guò)程中發(fā)生的。