Surface thermal spray weld process with alloy powder is a new technology of surface protecting and hardening.

合金粉末表面热喷焊技术是一种新的表面防护和强化工艺。

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Surface thermal spray weld process with alloy powder is a new technology of surface protecting and hardening.

合金粉末表面热喷焊技术是一种新的表面防护和强化工艺。

youdao