检索规则说明:AND代表“并且”;OR代表“或者”;NOT代表“不包含”;(注意必须大写,运算符两边需空一格)
检 索 范 例 :范例一: (K=图书馆学 OR K=情报学) AND A=范并思 范例二:J=计算机应用与软件 AND (U=C++ OR U=Basic) NOT M=Visual
机构地区:[1]石家庄铁道学院电气工程分院,石家庄050043 [2]河北农业大学外国语学院,河北保定071001
出 处:《煤矿机械》2007年第9期133-135,共3页Coal Mine Machinery
摘 要:根据目前我国煤矿井下辅助运输的特点及现有机车的不足,对复式能源宽调速范围的大牵引力机车进行了研究,介绍了研制过程中遇到的问题及解决办法,并简单介绍了系统的优点。Based on the character of the supplementary transport on the shaft of coal mines in China and the shortcomings of engines now available, the engines of great pull in the ranges of compound energy wide tune andhigh speed have been reasearched, In addition, problems in the process of research and manufacture are intro- duced, as well as the methods dealing with them, The advantages of this system is also brief mentioned.
正在载入数据...
正在载入数据...
正在载入数据...
正在载入数据...
正在载入数据...
正在载入数据...
正在载入数据...
正在链接到云南高校图书馆文献保障联盟下载...
云南高校图书馆联盟文献共享服务平台 版权所有©
您的IP:216.73.216.91