Solidcircuit breaker This production is that copper-tungsten and copper bar as one through casting sintering.

  • 本产品采用烧结熔铸的方法将粉末冶金铜钨合金与铜棒融为一体.

  • 互联网摘选 2025-01-20 18:35:19

    • 相关例句
    精确
    • 模糊
    • 词首
    • 词尾
    • 词义
    • 例句