三个由不同金属制成的工业钻头矗立在一个工厂里。一个呈铜色，两个呈金属灰色。这些工具锋利而精确。人工智能生成 皇族释放例证 三个由不同金属制成的工业钻头矗立在一个工厂里。一个呈铜色，两个呈金属灰色。这些工具锋利而精确。人工智能生成
Drill bit makes holes in metal billet work industry machine end mill cut steel with shavings process of drilling on industrial 库存例证 drill bit makes holes in metal billet work industry machine end mill cut steel with shavings process of drilling on industrial
Silver metal sheet with circular perforations close up view of a metallic surface numerous irregularly sized and spaced the has 向量例证 silver metal sheet with circular perforations close up view of a metallic surface numerous irregularly sized and spaced the has
A two silver metal cnc mechanical parts two silver metal cnc mechanical parts 库存例证 a two silver metal cnc mechanical parts two silver metal cnc mechanical parts
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