英语词汇“backing weld”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉翻译词典

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单词	backing weld
释义	backing weld 底焊;底焊焊缝
随便看	rotational freedom rotational frequency rotational frictional coefficient rotational friction welding rotational function rotational grain rotational gravitational instability rotational gravity gradiometer rotational graze rotational grazing rotational grazing cycle rotational guide vane rotational head rotational head magnetic head rotational head/tape interface rotational hectocurie plant rotational hysteresis rotational hysteresis loss rotational impedance rotational inertia rotational inertia coeffcient rotational inertia coefficient rotational instability rotational invariance rotational irrigation