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recliner chair wholesale:出现背胶空洞的原因

recliner chair wholesale:出现背胶空洞的原因

recliner chair wholesale:出现背胶空洞的原因产生原因及解决办法:1原因:热熔胶受潮,水汽产生气泡,气泡破裂形成空洞;解决:原材料储存在阴凉干燥的地方,换胶。2原因:书背不平整或

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