The pressfit experiments on the knurling connection were performed.
并进行了滚花连接压装试验。
2
Pressfit buttons with other than centered round holes will use dowel locator for position or flat key. Dowel locators are preferred due to space requirements.
孔不在中心的压配合嵌套必须使用合销或扁平健固定其位置，因空间要求合销定位是首选。
3
The material choice, moulding method, joint principle and shape design of hinge joint, hasp joint, clamp joint and pressfit joint of normal plastics were introduced.