在起重機主梁與支腿聯結處,拉上四根防風纜繩,纜風繩與地麵的夾角為45°;將大車梁用枕木墊高,使大車車輪離開大車軌道,一般以高出10mm為妥。作業時,可使用千斤頂,大車梁應墊水平,然後用錨錠裝置緊固;dimaodiaohuanbixuyonghunningtuyuchuantaijiaoguanchengyiti,qiewushiyongfeigudingwulaidaiti,tebiezhuyiyanjinyongchuantizuomaodingwu,qiyuanyinshidangtaifenglailinshi,bijiangdailaidachao,huizaochengchuantiyiwei,zhishilanfengshengshixiao。
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