forward extrusion造句

Some fuzzy concepts exist in resolving forward extrusion solid object ' s unit extrusion pressure with slip line technique in current documents
摘要现有文献用滑移线法求解正挤压实心件的单位挤压力，存在一些模糊概念。
The forming technology data have been defined on the analysis of the forming technology of az31 magnesium alloy thin - walled tubes by using isothermal forming and forward extrusion deforming of hollow blank process and the design of die structure has been introduced
摘要本文通过对az31镁合金薄壁管材成形的工艺分析，采用了空心坯正挤压、等温成形的工艺方法，确定了其成形工艺参数，并介绍了该薄壁管材的挤压模具结构设计。
It's difficult to find forward extrusion in a sentence. 用forward extrusion造句挺难的