A.量筒 B.燒杯 C.容量瓶 D.比色管
A.修約至小數(shù)后一位:0.4633→0.5 B.修約成整數(shù):15.5535→15 C.修約成整數(shù):33.459→34 D.修約至小數(shù)后一位:1.0501→1.0
A.絕對誤差、相對誤差 B.允許誤差、偏差 C.隨機誤差、系統(tǒng)誤差、粗大誤差