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排序方式: 共有239条查询结果,搜索用时 406 毫秒
1.
八一女排运动员大脑机能能力及神经类型分布特点初探 总被引:2,自引:1,他引:1
通过对八一女排运动员大脑的机能能力和机能特性及神经类型分布特征的分析,发现女排选手的适应性大脑皮质机能活动特征和项目的适宜性神经类型,为排球运动员的科学选材和训练提供了神经类型学的依据。 相似文献
2.
网球正手击球教学顺序的实验研究 总被引:4,自引:0,他引:4
聂锐新 《成都体育学院学报》2004,30(3):53-55
通过对122名学生进行教学实验研究发现,网球正手击球教学宜直接从挥拍击球入手、宜先进行挥拍方向的教学,判断与移动是击好球基础,是和击球技术融为一体的技能,不宜以独立的单元进行教学. 相似文献
3.
蔡学玲 《北京体育大学学报》1996,(3)
第43届世界乒乓球锦标赛,中国选手邓亚萍、乔红等在面临欧亚外国选手及“海外兵团”有力挑战后,连闯数关,包揽世乒赛女子单打前三名,说明中国女队的技战术水平在世界乒坛仍占有较大优势,心理素质也日趋成熟,但中国女队也存在后备力量不理想,年轻选手心理素质不够稳定,技术风格不够凶狠等问题,需引起我们思想上足够的重视。 相似文献
4.
陈子骄 《大连教育学院学报》2011,27(1):30-32
化解对外汉语教学中"汉字难"的问题,应对笔画重新分类。按笔画笔向折转与否,可将笔画"三分"为横、竖、撇、捺、点、提六个基本笔画,折、钩、弯三个特殊笔画和多个复合笔画;基本笔画可再"三分"为点画、线画和半线画;特殊笔画"折"使线画、半线画折转成直角,"钩"转成钝角,"弯"转成圆弧。占笔画多数的复合笔画都是基本笔画折、钩、弯而成的。 相似文献
5.
Lena Lind 《欧洲特需教育杂志》2013,28(1):42-54
Parents of children who have participated in a conductive education programme in Sweden were asked questions about their reasons for choosing the programme, the expectations they had of it and how they were fulfilled. The results showed that the parents were satisfied with the development of their child, and wanted to continue to take part in further courses with their child. They appreciated the intensive training and found it motivating and enjoyable for the child. They wanted an intensive training for their child because they believed that active training could help the child to develop. The parents learned more about cerebral palsy at the courses and now understood why and how they could train their child. Most of the parents continued the training at home with the child. They experienced financial difficulties in participating in further courses, and found it difficult to stay away from work and family for a long period of time. 相似文献
6.
目的:探讨延续性护理干预对脑卒中患者知信行(KAP)功能康复的效果。方法:选择我院神经内科收治的脑卒中患者110例,随机分为对照组和干预组各55例。对照组采用神经内科常规护理,干预组在常规护理基础上联合延续性护理干预,通过对脑卒中患者的知识、态度及行为,比较两组的护理效果。结果对照组和干预组患者知信行问卷的总体得分,比较差异有统计学意义(P<0.05)。结论:通过延续护理干预方式对脑卒中患者的知信行功能康复起到治疗作用,纠正不当的生活行为,提升日常生活能力,明显改善康复锻炼的依从性。 相似文献
7.
Diego Pastor María Campayo-Piernas Jesús Tadeo Pastor 《Journal of sports sciences》2019,37(12):1403-1410
Classification is a defining feature of Para-sport, and sports-specific classification systems determined through multidisciplinary scientific research are required, i.e., evidence-based and focused on the relationship between the impairment and the key performance determinants. Data envelopment analysis (DEA) was applied as a classification tool using a directional distance function (DDF) model. The aim of the study was to test the DEA as a possible classification tool in cerebral palsy football. We analyse the performance of 56 international para-footballers with hypertonia, ataxia or athetosis, who completed a 20-test battery with DEA models. Five of the tests are included in the model (change of direction: Illinois agility test; jumping: standing broad jump, four bounds for distance, and triple hop with the non-dominant leg; 10-m sprint/acceleration; and ball dribbling, both in a straight line and following a trajectory), showing that players with less impairment exhibit the highest efficiency. This outcome suggests that DEA models might be feasible for detecting and discriminating the performance and magnitude of impairment in cerebral palsy football, with an objective ranking of the athletes in relation to different physical performance tests. This study also provides reference scores for decision-making during classification and guidance for further research in team Paralympic sports. 相似文献
8.
9.
A mathematical model relating power output of rower to stroke rate on an ergometer (the Concept II Indoor Rower TM, Model
C) is studied. The model is used to analyse the ergometer performance of a particular rower. It is determined that he can
be more efficient (i.e. decrease power output while maintaining fixed velocity) by decreasing stroke rate, but at the expense
of increasing force during the drive. It is also shown that he can be more efficient by increasing the drag factor (using
higher vent setting) without increasing force. Dependence of power output on rowing style (the shape of the force curve) is
also examined. It is shown that variation of force during the drive has little effect on efficiency, but efficiency is reduced
by asymmetry of the force curve that favours the legs. 相似文献
10.
世界优秀男子短距离自由泳运动员参加第27届奥运会技、战术分析 总被引:11,自引:2,他引:9
通过对第27届奥运会游泳比赛男子短距离自由泳前8名运动员技、战术的数理统计研究发现,男子短距离自由泳技术结构发生较大变化,划频有较大幅度提高,划幅有所缩短.霍根班德在100m自由泳比赛中运用"后发制胜”的战术,能较好地控制前、后程节奏与速度,发挥了最佳竞技状态,创造了该项目的世界纪录.克里姆运用"先发制人”的战术,从比赛一开始就以超出所有对手的速度领先游进,并在全程中始终保持这种优势,表现出强劲的潜在能力. 相似文献