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- Structural timber for carpentry ; quality conditions
木工用結(jié)構(gòu)木材.質(zhì)量條件 - Structural timber - sizes , permitted deviations
結(jié)構(gòu)木材.尺寸和允許偏差 - Structural timber - sizes , permitted deviations
結(jié)構(gòu)木材.尺寸的允許偏差 - Strength of structural timber parallel to grain
木材順紋強度66 - Structural timber - sizes , permitted deviations ; german version en 336 : 2003
結(jié)構(gòu)木材.尺寸和允許偏差 - Structural timber - strength classes
結(jié)構(gòu)木材.強度等級 - Structural timber - strength classes
結(jié)構(gòu)木材.強度類型 - Strength classes of structural timber
木材強度等級66 - Quality grade of structural timber
木材質(zhì)量等級 - Structural timber - strength classes - assignment of visual grades and species
建筑木材.強度等級.目視等級和樣品分類