Sample size for testing shall be based upon ASTM F1470 Sample level A, acceptance number in all cases is zero defect.
检测用样品尺寸应符合美国ASTMF1470的规定，A级样品，接受值在任何情况下应做到零误差。
Sample size for testing shall be based upon ASTM F1470 Sample level A, acceptance number in all cases is zero defect.
检测用样品尺寸应符合美国ASTMF1470的规定，A级样品，接受值在任何情况下应做到零误差。
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