部分标准内容:
ICS79.020
中华人民共和国G家标准
GB/T1927-2009
代替GB/T1927-1991
木材物理力学试材采集方法
Method of sample tree collection for physical and mechanical tests of wood(ISO 4471:1982,WoodSampling trees and logs for derermination ofphysical and mechanical properties of wood in homogeneous stands,NEQ)2009-02-23发布
耀料专用罩
中华人民共和国G家质量监督检验检疫总局中GG家标准化管?..................
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