Standard name: Measuring method of flatness, edge straightness and straight angle of ceramic tiles

Standard name: Determination method of flatness, straightness and angle of ceramic tiles
International Code: UDC 666.635: 531.717.8
Standard number: GB 11948-89
Standard Issuer: State Technical Supervision Bureau Standard Release Date: 1989-12-23 Approved Standard Implementation Date: 1990-07-01 Implementation

Furniture

Furniture,Outdoor Furniture,Chair Furniture,Office Furniture

NINGBO CHEN WEI SUPPLY CHAIN MANAGEMENT CO.,LTD , https://www.chenweifurniture.com