“出口货物报关单”的“出口退税征明联”是海关对已办理出口申报的货物所签发的证明文件。()
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What can be inferred about the man？
A. He earns less than ＄ 15,000 a year.
B. He's looking for a full-time job.
C. He thinks his rent is too high.
D. He plans to go back to graduate school.
用激光准直仪找正高层钢塔架时，激光准直仪的经纬仪部分的操作方法与()相同。
A. 光学水准仪
B. 电子全站仪
C. 光学经纬仪
D. 精密水准仪
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