基准轴的上偏差等于零,则其下偏差的绝对值等于其尺寸公差。
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”60”); Print “Bill Gates is ”.$age[‘Bill’].”years old”; ?> 结果是?
A. Bill Gates is 60 years old
Bill Gates is age years old
C. Bill Gates is array(“Bill”=>”60”) years old
结果是?
A.
B. 去掉字符串两段
C. 去掉字符串两段
D. 去掉字符串两段
结果是?
A. 0
B. 1
C. -1
D. 7
结果是?
A. Hello world.
B. llo World.
C. llo Worl.
D. llo Worl