【摘要】 在利用聚氨酯橡胶进行正挤压试验的基础上提出了准静液挤压的概念，并分析和讨论了准静液挤压过程以及应注意的某些事项。更多还原

【Abstract】 Based on the positive extrusion test by using polyurethane rubber, the concept of quasi_hydrostatic extrusion is pointed out. The extrusion process and the points for attention are analyzed and discussed in the paper as well.更多还原