③3.8963(精确到0.01) 3.90④0.0571(精确到到千分位)0.057①0.00365(精确到0.0001) 0.0037②566.1235(精确到个位) 566
①0.00365(精确到0.0001) ≈0.0037②566.1235(精确到个位)≈566③3.8963(精确到0.01)≈3.90④0.0571(精确到到千分位)≈0.057