compressed ashestos fibre
压缩石棉纤维 compressed ashestos fibre 石棉纤维的测定 Determination of asbestos fibres ..
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短语
耐油压缩石棉纤维
oil-resisting compressed asbestos fibre
电绝缘压缩石棉纤维
electric insulating compressed asbestos fibre
压缩非石棉纤维橡胶板
Compressed Non-asbestos Fiber Sheet
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