电(Dian)动(Dong)单(Dan)梁(Liang)起(Qi)重(Zhong)机(Ji)是(Shi)横(Heng)架(Jia)于(Yu)车(Che)间(Jian)、(?)仓(Cang)库(Ku)和(He)料(Liao)场(Chang)上(Shang)空(Kong)进(Jin)行(Xing)物(Wu)料(Liao)吊(Diao)运(Yun)的(De)起(Qi)重(Zhong)设(She)备(Bei)。(?)电(Dian)动(Dong)单(Dan)梁(Liang)起(Qi)重(Zhong)机(Ji)可(Ke)以(Yi)充(Chong)分(Fen)利(Li)用(Yong)桥(Qiao)架(Jia)下(Xia)面(Mian)的(De)空(Kong)间(Jian)吊(Diao)运(Yun)物(Wu)料(Liao),(?)不(Bu)受(Shou)地(Di)面(Mian)设(She)备(Bei)的(De)阻(Zu)碍(Ai),(?)是(Shi)使(Shi)用(Yong)范(Fan)围(Wei)广(Guang)、(?)数(Shu)量(Liang)多(Duo)的(De)一(Yi)种(Zhong)起(Qi)重(Zhong)机(Ji)械(Xie)。(?)在(Zai)室(Shi)内(Nei)外(Wai)工(Gong)矿(Kuang)企(Qi)业(Ye)、(?)钢(Gang)铁(Tie)化(Hua)工(Gong)、(?)铁(Tie)路(Lu)交(Jiao)通(Tong)、(?)港(Gang)口(Kou)码(Ma)头(Tou)以(Yi)及(Ji)物(Wu)流(Liu)周(Zhou)转(Zhuan)等(Deng)部(Bu)门(Men)和(He)场(Chang)所(Suo)均(Jun)得(De)到(Dao)广(Guang)泛(Fan)的(De)运(Yun)用(Yong)。(?)
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