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美国bim标准 中文版
美国BIM标准
Copyright / Trademark INTELLECTUAL PROPERTY RIGHTS Scope of Intellectual Property Rights of the National BIM Standard - United States? Version 2 It is our goal to make this document available, usable by everyone, and not restricted. That being said, this is a consensus standard and therefore deviation from this standard is not authorized, or it would no longer be a standard. We have taken gre
ASTM美国材料标准清单(中文版)
ASTM美国材料标准中文版 ASTM A488/A488-2007 钢铸件焊接工艺和人员资格评定的标准实施规程（ Standard Practice for Steel Castings, Welding, Qualifications of Procedures and Personnel ） ASTM A802/A 802M-1995(R2006重新审批 ) 视觉检测铸钢表面验收标准规程 （STANDARD PRACTICE FOR STEEL CASTINGS, SURFACE ACCEPTANCE STANDARDS, VISUAL EXAMINATION） ASTM B108-2006 铝合金永久型铸件标准规范（ STANDARD SPECIFICATION FOR ALUMINUM-ALLOY PERMANENT MOLD CASTINGS） ASTM B179-2006