控制点展出后应检查各控制点之间的图上长度与相应实地长度之差,不应超过图上()mm。合格后才能进行测量。
A、0.3
B、0.2
C、0.1
D、0.02
参考答案:A
As one of the most popular artists in the US, not only_______ with her hit songs, but has inspired women with her devotion to charity.
A.has Beyonce influenced pop culture
B.influenced pop culture has Beyonce
C.Beyonce has influenced pop culture
D.influenced pop culture Beyonce has
甲、乙是周期表中同一主族的两种元素,若甲的原子序数为x,则乙的原子序数不可能是[ ]
A.x+2
B.x+4
C.x+8
D.x+18