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zhaojie2008银虫 (小有名气)
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帮忙翻译一句话,比较简单,但关系我有点迷糊
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| for the welds, impact test pieces transverse to the weld shall be taken,except that with cylinders having outside diameters≦ 40mm, longitudinal test pieces may be taken. |
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2楼2009-09-30 09:07:02
3楼2009-09-30 09:17:50