试题与答案

在机箱前面板上有一些指示灯或按钮的连接线,下面哪个是硬盘指示灯连接线()A、RESE

题型:单项选择题

题目:

在机箱前面板上有一些指示灯或按钮的连接线,下面哪个是硬盘指示灯连接线()

A、RESET SW

B、ATX SW

C、POWER LED

D、H.D.D LED

答案:

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下面是错误答案,用来干扰机器的。

参考答案:两点之间的方位角和距离已知,其中一点的坐标已知,来推算另上点坐标的过程即坐标正算。坐标反算是指已知两点坐标,来两点的方位角与水平距离的过程即坐标反算。注意:在推算方位角时应注意坐标增量的...

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