“Han strategic fortification”的概念、定义、翻译、参考文献-科学参考

单词	Han strategic fortification
释义	Han strategic fortification Encyclopedia 工学建筑考古释 Han strategic fortification汉代关塞建筑汉代为军事防御和开发边疆，沿长城一线营造了大量关塞建筑，如烽、燧、关、侯城和屯戍城，作为报警和驻军之用，形成坚固的工程防御体系。通过考古勘察，并同出土的简牍记载对照，得知汉代关塞建筑的形制。
随便看	correction for deflection of the vertical correction for grouping correction for normal gradient correction for radio wave propagation of time signal correction for skew normal correction for transducer draft correction from normal section to geodesic correction method of control system correction of accounting errors correction of airborne radioactivity survey data correction of an error correction of depth correction of gravity measurement for tide correction of navigation parameters correction of near-field effects correction of refractive error correction of sounding correction of sound velocity correction of static shift correction of tidal zoning correction of waterflooding law correction of water level correction of zero drift correction plate corrections

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