重点以三维反求工程为基础 ,详细地研究了复杂曲面产品的快速开发方法 ,提出了基于点云数据的STL(STereoLithography)快速重构、有限元网格划分 ,结合快速成型及计算机辅助工程(CAE)等技术 ,大大加速了对具有复杂曲面的产品 ,如汽车覆盖件、塑胶产品模具、个性化人体骨等的设计与制造速度 ,也避免了繁杂的曲线曲面重构 .通过实例 ,验证了所提出的方法不仅简便易行 ,而且也能满足模具设
The expectations of a successful outcome during childbirth are high for all of the parties concerned. The overall objective of prenatal care and birth care is t
The present study is aimed at investigating the changes between pre-test and post-test, after having introduced an aerobic programme of physical activity (one s
在内地青春片的商业转向中，有些创作者形成了唯票房、拍粉丝电影等不良倾向。很多具有这种倾向的电影尽管存在质量上的缺陷，却仍然凭借粉丝的支持，创造了令人瞠目结舌的票房神话
以云南省大理州九顶山隧道灭火救援实战演习为基础，分析了处置隧道火灾事故的组织指挥、力量调集、战斗部署和处置程序，提出了处置隧道火灾的方法。
Objectives: This study investigates the prevalence of obesity in children with familial Mediterranean fever (FMF). Material and Methods: We retrospectively revi
Differentiating pasteurized milk and reconsti-tuted milk by scientific approach was necessary to defend consumer from economic fraud of wrong labeling. In this
我校教师从优化实验内容、转变教学方式以及建立科学的评价方法三方面对药学专业基础化学实验教学进行改革和探索,建立适合医药高职培养目标的实验课程体系,已取得良好的效果
Purpose: To explore the interventional effects of campus psychodrama on improving the interpersonal trust among college students. Methods: 16 college students w
生理学作为护理专业学生的基础必修课,直接影响后续课程的学习,学生生理学理论知识主要通过实验获得。本文将思维导图引入生理学课程学生预习、教师备课和实验教学中,一定程