儿童乘车安全成为碰撞安全领域重要课题之一。正确使用汽车儿童安全座椅能够有效降低碰撞事故中儿童乘员的伤亡。常规使用的儿童安全座椅是一个独立结构,通过汽车安全带... 任锡娟 - 湖南大学 被引量: 45发表: 2010年 汽车儿童安全座椅的结构特点及发展趋势探讨 汽车儿童安全座椅也称儿童约束系统CRS(Child Restraint System...
目的探讨重要性早期预警评分(ViEWS)对急性冠脉综合征(ACS)患者发生心脏骤停的预测效能.方法选取发生心脏骤停的164例ACS患者为病例组,未发生心脏骤停的521例ACS患者为对照组.统计心脏骤停发生前24h各时间点ViEWS得分,比较其差异及变化趋势.结果病例组心脏骤停发生前24h,16h,8h,1h及30min ViEWS得分呈持续上升趋势,显著...
摘要: 前言 节能是我国经济和社会发展的一项长远战略方针,也是当前一项极为紧迫的任务.为推动全社会开展节能降耗,缓解能源瓶颈制约,建设节能型社会,促进经济社会可持续发展,实现全面建设小康社会的宏伟目标,特制定本规划.关键词:专项规划 中长期 全面建设小康社会 社会可持续发展 节能型社会 战略方针 社会发展 节能降耗...
PROBLEM TO BE SOLVED: To provide a noncontact type of defect inspection method instead of a short probe type in order to solve the problem that a product used for measurement damaging an ITO film with a probe becomes loss in the conventional microprobe type in the defect inspection for the ...
DEVICE FOR EXTRACTING AND FEEDING PIECE-TYPE ARTICLES FROM BULK STOCK A device for extracting and feeding piece-type articles from bulk stock comprises a means for extracting the piece-type articles (3) contained in a bunker (2) in bulk, which consists of a gripping screw (2) and a ...
Automotive shredder residue (ASR): Reviewing its production from end-of-life vehicles (ELVs) and its recycling, energy or chemicals' valorisation ASR is in Europe classified as hazardous waste. Both the stringent landfill legislation and the objectives/legislation related to ELV treatment of various...
古代为何要"秋后问斩" 一般来说,古代多选择在秋分以后、立春以前处决死囚,即所谓"秋后问斩"。这是为了顺应天时,合秋冬肃杀之气。在固定月份之外,如果非要处恋爱婚姻家庭:养生... - 《恋爱婚姻家庭:养生》 被引量: 0发表: 2013年 福建沿海地区非法移民综合治理研究 纵向上,在国内治理非法移民的实践中,边防部队...