In combination with Songhuajing River Sanxing Shoal Regulation Proje ct, it introduces in detail the structural type, working principle, operational procedure and positioning method of the rigid sweeper utilized by Heilongjiang W aterway Engineering Bureau.
通过对松花江三姓浅滩的整治，详细介绍目前黑龙江航道局所使用的硬式扫床器的 结构型式、工作原理、实施步骤及扫床工作定位方法等。
Through an analytical comparison between students with volleyball skills and those without, the paper discusses the bodybuilding function of soft-volleyball game.
研究结果表明:软式排球较硬式排球技术更易学习掌握,更易在学生中组织比赛,有着很重要的健身价值。
Feasibility Research of Soft Volleyball Teaching in Unviersities;
通过文献资料法、实验法、统计法对排球课教学中传球、垫球、发球、扣球技术教学采取传统的排球教学方法与软式排球与硬式排球相结合的教学方法所获得的不同教学效果进行分析,结果认为:排球课教学,采取软式排球与硬式排球相结合的教学方法,对培养学生对排球运动兴趣、调动学生学习积极性、提高学习效果,有着积极的意义。
An Experimental Research on the Teaching Efficiency of the Utilization of Soft Volleyball in Hard Volleyball Class;
软、硬式排球先后结合教学效果的实验研究
method,in view of the teaching problem of hard volleyball,the feasibility of offer the soft volleyball course at college is studied in the paper.
针对高校硬式排球教学中存在的问题,运用SPSS等研究方法,对高校公共体育课开设软式排球的可行性进行研究。
We have used different study methods such as document-searching, fact-finding, logical analysis, interviewing, reasoning and so on to compare the functions and charcters of the soft-volleyball and the hard volleyball and discuss the possibility of extending the soft volleyball.
运用文献资料法、调查法、访问法、逻辑分析和推理等研究方法,对软式排球和硬式排球性能和特点的比较分析,探讨软式排球在中小学推广的可行性。