下表以美国材料实验协会ASTMD 2855“聚氯乙烯(PVC)管道和管件液状粘固剂连接标准规程”有关标准制定。
The following table is based on the guidelines of ASTM D 2855, "Standard Practice for Making Solvent-Cemented Joints with Poly Vinyl Chloride (PVC) Pipe and Fittings".
但是,根据美国材料实验协会固定,金属对金属球体出厂的最大误差不能超过5mm。
However, the maximum initial allowable departure from a sphere for metal-on-metal hip implants is specified as 5 mm by ASTM F2033.
美国材料实验协会的工作小组就事件数据,数据分析及专家意见去确定磁石的要求。
ASTM workgroup using the incident data, date analysis, expert opinions and other information to determine the magnet requirements.
美国材料实验协会的工作小组就事件数据,数据分析及专家意见去确定磁石的要求。
ASTM workgroup using the incident data, date analysis, expert opinions and other information to determine the magnet requirements.
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