upsetting

horizontal forging and upsetting machine

upsetting the balance of nature through the use of insecticides;

What is so damnably upsetting is that I can not be burning and boiling.

The photoplasticity and incremental theory are joined together to quantitative calculate the stress of upsetting circular cylinder initially.

Based on the result of visioplasticity test,the law of tube central upsetting was created,and the calculated method of displacement field and strain field were obtained.