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youyuqizhongjidecheshenbijiaozhong，zaiyunxingdeshihouhuichuxianhendadeguanxing，ruguoqizhongjizaizhengchangyunzhuandeshihouchuxianfanzhuanjishachehuirangzhenggeqizhongjideyunxingjigouchanshenghendadeniuju，zheyangduiqizhongjidechuandongxitongbuli，yanzhongdeshihouhaihuichuxianchuandongzhouniuduan，shenzhizhenggechetideniuqubianxing。
zaiqizhongjijinxingfanzhuanjishachedeshihouhaihuishichilundelianjiexitongfashengmengliedechongji，zaochengchilundesunshangjinershishebeichuxianguzhang。tongshiqizhongjidefanzhuanjishachehaihuishidianjichanshengjudadeniujuheqiangdadedianliu，qingkuangyanzhongdehuakenenghuishaohuaidianji。
如果起重機出現反轉急刹車還會使其在空中吊運的物體發生搖晃，還有可能使吊著的物體墜落。
由此可見，起重機進行反轉急刹車的危害很大，所以為了避免不必要的安全事故和設備損傷的發生，不能進行起重機的反轉急刹車。