The finite element model of hydro - mechanical deep drawing is established based on the commercial software DYNAFORM - PC. 采用商用有限元软件DYNAFORM-PC,建立了筒形件液压 - 机械拉深过程数值模拟模型.
强效纯可卡因是市面上最容易让人上瘾的毒品。Crack is the most addictive drug on the market.下午的小组谈到具体的上瘾病例以及其中的问题。Afternoon groups relate to the specific addictions and problems therein.大约3个月后，我就不再对尼古丁上瘾了。After about three months, I was no long...
Statistically our chances of being the victims of violent crime are remote.从统计数据来看，我们成为暴力犯罪受害者的可能性微乎其微。Statistically, ninety-eight percent of all acute sunstroke cases are fatal.据统计，急性中暑病例中有98%是致命的。The sample of building...