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在美国,所有结构用途的胶合板必须要有来自三个测试机构之一的印章或标志。强烈推荐任何一家希望在美国销售其针叶材胶合板的公司要有甚至针对非结构板的认证,至少要确认胶合耐久性。
In the United States, all plywood for structural purposes must have a seal or emblem from one of three testing facilities. It is highly recommended that any company that wants to sell its softwood plywood in the United States has certification even for non-structural panels, at least to confirm the durability of the gluing.