A .5mL
B .10ml
C .20mL
D .30mL
E .50mL
[单选题]测定ml/L尿量时,读数误差不应大于()A . 5mLB . 10mlC . 20mLD . 30mLE . 50mL
[单选题]测定ml/L尿量时,读数误差不应大于()A.5mLB.10mlC.20mLD.30mLE.50mL
[单选题]测定ml/24h尿量时,读数误差不应大于( )。A.5mLB.10mLC.20mLD.30mLE.50mL
[单选题]测定ml/24h尿量时,读数误差不应大于()。A . 5mlB . 10mlC . 20mlD . 30mlE . 50ml
[单选题]测定24h尿量时,读数误差不应大于A.5mlB.10mlC.20mlD.30mlE.50ml
[单选题]测定24h尿量时,读数误差不应大于().A . 5mlB . 10mlC . 20mlD . 30mlE . 50ml
[单选题,A2型题,A1/A2型题] 测定24小时尿量时,读数误差应小于()A . 5mlB . 10mlC . 20mlD . 30mlE . 50ml
[主观题]钢尺读数误差不得大于()毫米。A.3B.2C.1D.5
[填空题] 人工测量瓦斯与监控系统测量瓦斯时当两者读数误差大于允许误差时,先以读数()为依据,采取安全措施,并必须在()小时内将两种仪器调准。
滴定管的读数误差为±0.01ml时,如果滴定用去标准溶液25.00ml,其相对误差是( )A. 0.02%B. 0.04%C. 0.08%D. 0.1%