retained mandrel 中文意思是什麼
retained mandrel
解釋
限動芯棒-
Abstract : as the most critical factor of mpm process, the groove design of fewer stand mandrel retained mpm significantly affects the rolling course as well as product quality
文摘:少機架限動芯棒連軋管機孔型設計是連軋管工藝的核心,對軋制過程的建立和產品質量起著極其重要的作用。
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