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Carbide-tipped chaser is an important tool for the production ofpetroleum steel pipe.
硬质合金螺纹梳刀是油井管生产的重要工具。
youdao
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Steel bonded carbide GJW35 is a new kind of tool and die material.
GJW35钢结硬质合金是一种用于热作工模具的新材料。
youdao
-
Steel bonded carbide GJW35 is a new kind of tool and die material.
GJW35钢结硬质合金是一种用于热作工模具的新材料。
youdao