显现贴现率(名义贴现率) apparent discount rate 视在效率，表观效率 apparent efficiency 视在电动势，表观电动势 apparent electromotive force ..
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·2,447,543篇论文数据，部分数据来源于NoteExpress
实践表明，RTK测量可以较大幅度提高工作效率，尤其在通视困难地区更具明显优势。
The result shows that RTK technique is a good tool to heighten survey efficiency, especially in the difficult watching areas.
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