“trigonometric leveling”的概念、定义、翻译、参考文献-科学参考

单词	trigonometric leveling
释义	trigonometric leveling [¦trig·ǝ·nǝ¦me·trik `lev·ǝl·iŋ] ^ENGINEERING A method of determining the difference of elevation between two points, by using the principles of triangulation and trigonometric calculations.
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