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【单选题】
GB/T228.1-2010规定应根据测量的原始试样尺寸计算原始横截面积，测量每个尺寸应准确到（），横截面积至少保留4位有效数字。A.
±0.1%
B.
±0.5%
C.
±1%
D.
±2%
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举一反三
【简答题】Who was the final aim of the research to help?
【单选题】A The aim(目的) of students who come to school is ro srudy． But if we haven't a right way to study we will waste the time or the money． The following are ways for studying． The best time for reading js ...
A.
to read in the morning
B.
to pay close attention to ways for studying
C.
the importance of reading
D.
to have patience in studying
【简答题】需要增加或者减少库存现金限额的，应当向开户银行提出申请，由（ ）核定。
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