The welding conditions should always be neutral or slightly oxidizing.焊接气氛必须永远保持中性或微氧化.Alkanes are resistant to attack by oxidizing agents generally.烷烃一般对于氧化剂的作用是稳定的.In liquid mixtures tetranitromethane may be used as an...
Conclusions The development of acetabular anteversion in children is a slow process.结论髋臼前倾角的发育在儿童期较为缓慢.ConclusionT 1 - FLASH - 2 D sequence and Indirect magnetic resonance arthrography show the best quality in detecting ...
从该星系中心收到的无线电信号证实了黑洞理论。Radio signals received from the galaxy's centre back up the black hole theory.他们发现了以往想象不到的新客体 —— 脉冲星 、 类星体和黑洞.They have discovered now , previou sly unimagined objects - pulsars, quasars, and b...
有许多法律事务(尽管做起来也不是很容易)是主题变奏曲.Many legal tasks, although not quite easy, are a theme.海顿主题变奏曲,“圣·安东尼圣咏 ”Variations on a Theme by Haydn,'st Antoni Chorale "这位作曲家把一首简单的民歌小调改编成一首复杂的变奏曲.The composer transformed a simple fol...