限动芯棒 meaning in Chinese

retained mandrel

Presented in the paper are the unique advantages of the said mpm and a cursory review on groove design of the mill
介绍了少机架限动芯棒连轧管机组的独特优点，并对其孔型设计进行了初步探讨。
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:少机架限动芯棒连轧管机孔型设计是连轧管工艺的核心，对轧制过程的建立和产品质量起着极其重要的作用。