The uniform and soft satin nickel coating was obtained in technology area with self-made additives.

  • 采用 自行 研制的珠光镍添加剂,在工艺范围内可以得到外观均匀、镀层柔软性好的珠光镍.

  • 互联网摘选 2025-01-20 18:40:58

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