在相同条件下，由同一个分析人员测定所得结果的精密度称为
A．准确度B．精密度C．重现性D．耐用性E．重复性
参考答案：E
You can't judge a person by his dressing because not all who are __________ are beggars, some even
are millionaires.[ ]
A. in rags
B. in short
C. in public
D. in black
合同的履行原则为（）。
A.全面履行原则
B.实际履行原则
C.协助履行原则
D.经济合理原则
E.全部履行原则
