用绳测井深,把绳三折来量,井外余2米;用绳四折来量,离井口还差一米,井深几米?绳长几米?
用绳测井深,把绳三折来量,井外余2米;用绳四折来量,离井口还差一米,井深几米?绳长几米?
用绳测井深,把绳三折来量,井外余2米;把绳四折来两,离井口还差1米,井深( )米,绳长( )米.
用绳测井深,如绳三折,井外余2米,如折四折,离井口差1米.问井深多少米?绳长多少
用绳测井深,把绳三折,井外余2米,把绳四折,还差1米不到井口,那么井深多少米?绳长多少米?
用绳子测井深,如绳三折,井外余2米,如四折离井口差1米井深,绳长各多少?
用一根绳子测井台深度,把绳子对折后,绳子超过井口9米;把绳子三折后,绳子超过井口2米,求绳长和井深 快
用绳测井深,把绳三折,井外余3米,把绳四折,还差1米不到井口,那么井深多少米?绳长多少米?
用绳子测井深,把绳子三折来量,井外余2米,把绳子四折来量,绳子上端距井口还差1米,这是正好与水面平齐
问道数学题(古算题)用绳测井深,把绳3折,井外余4米;把绳4折,还差2米不到井口,井深多少米,绳长多少米?要算术法
用绳测井深,把绳三折,井外余2米,把绳四折,还差1米不到井口,那么井深多少米?绳长多少?(请设绳长为x)
用一根绳子测井深,绳子折五折后井口余三米,折七折,则余一米,井深几米,绳长几米?
用一根绳子测井深,单股量,井外余3米.双股量,到井口差四米.求绳长?方程计算.