【判断题】国际标准是指ISO、IEC制定的标准。( )
【判断题】使用直接碘量法滴定时,淀粉指示剂应在近终点时加入;使用间接碘量法滴定时,淀粉指示剂应在滴定开始时加入。( )
【简答题】A.She thinks the man should take more money. B.She has atready withdrawn money for the trip. C.She has to study instead of traveling. D.She is also plannmg to travel.
【单选题】为使钢筋长度符合设计要求,钢筋下料时应按( A )。