在Excel工作表中,在单元格内输入一个公式进行比较运算,比较运算符在单元格内会产生逻辑结果,其结果为()。
A. “1”或“0”
B. “TURE”或“FALSE”
C. “T”或“F”
D. “1”或“2&rdquo
查看答案
爆炸危险场所的接地(或接零)较一般场所要求()。
A. 一样
B. 高
C. 低
D. 视情况而定
A sidereal day is shorter than a solar day. This difference is due to().
A. irregularities in the daily rotational rate of the Sun
B. the space motion of the solar system
C. the precession of the equinoxes
D. the use of different reference point