“straight polarity”的概念、定义、翻译、参考文献-科学参考

单词	straight polarity
释义	straight polarity [`strāt pǝ`lar·ǝd·ē] ^METALLURGY Arrangement of an arc welding circuit in which the electrode is connected to the negative terminal.
随便看	U stage Ustalf Ustert Ustilaginaceae Ustilaginales Ustoll Ustox Ustult UT 0 UT 1 UT 2 utahite UTC uterus uterus bicornis utilidor utility utility routine utilization factor utilization rate utilization ratio utricle utriculus U-tube heat exchanger U-tube manometer

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