回复lgt228发表于:2017/12/12 8:57:33悬赏金额:
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根据GB228.1的规定,强度值应修约到 _______MPa,屈服点延伸率修约到_______% ,断后延伸率修约到_______% 。
根据GB228.1的规定,强度值应修约到 ____1___MPa,屈服点延伸率修约到_0.1___% ,断后延伸率修约到____0.5___% 。
根据GB228.1的规定,强度值应修约到1MPa,屈服点延伸率修约到0.1% ,断后延伸率修约到0.5%
根据GB228.1的规定,强度值应修约到 ____1___MPa,屈服点延伸率修约到_0.1___% ,断后延伸率修约到____0.5___% 。
强度值应修约到 1 MPa,屈服点延伸率修约到 0.1% ,断后延伸率修约到 0.5%