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　　鐵??(tie)精??(jing)礦??(kuang)裝??(zhuang)入??(ru)敞??(chang)頂??(ding)箱??(xiang)??，有??(you)效??(xiao)降?(jiang)低??(di)途??(tu)損??(sun)率??(lv)??。??　　這??(zhe)種??(zhong)集??(ji)裝??(zhuang)箱??(xiang)頂??(ding)部??(bu)設(shè)??(she)有??(you)可??(ke)開(kāi)??(kai)啟??(qi)結(jié)??(jie)構(gòu)??(gou)??，能??(neng)實(shí)??(shi)現(xiàn)??(xian)箱??(xiang)頂??(ding)上??(shang)方??(fang)裝??(zhuang)車?(che)、側(cè)??(ce)壁??(bi)自??(zi)流??(liu)式??(shi)卸?(xie)車??(che)??。??“頂??(ding)開(kāi)??(kai)門?(men)集??(ji)裝??(zhuang)箱??(xiang)運(yùn)??(yun)輸??(shu)糧??(liang)食??(shi)時(shí)??(shi)??，較??(jiao)敞?(chang)頂??(ding)箱??(xiang)運(yùn)??(yun)輸??(shu)滿??(man)載??(zai)率??(lv)更??(geng)高??(gao)??，裝?(zhuang)箱??(xiang)效??(xiao)率?(lv)提??(ti)升?(sheng)70%??。”南??(nan)昌??(chang)鐵??(tie)路??(lu)物??(wu)流??(liu)中??(zhong)心??(xin)助??(zhu)理??(li)工??(gong)程??(cheng)師??(shi)熊??(xiong)琪??(qi)介??(jie)紹??(shao)??，糧??(liang)食??(shi)容??(rong)易??(yi)受?(shou)潮??(chao)發(fā)??(fa)霉??(mei)??，頂?(ding)開(kāi)??(kai)門??(men)集??(ji)裝?(zhuang)箱??(xiang)可??(ke)全??(quan)程?(cheng)密??(mi)閉??(bi)運(yùn)??(yun)輸??(shu)??，適??(shi)用??(yong)于?(yu)南??(nan)方??(fang)潮??(chao)濕??(shi)天??(tian)氣??(qi)??。。