“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	additive subgroup additive/subtractive hybrid manufacturing technology additive synthesis additive system additive system of photographic exposure additive term additive theory additive theory of ideals additive theory of numbers additive theory of prime numbers additive type additive-type fire-retardant polymeric materials additive uniform structure additive valuation additive vector measure additivity additivity axiom additivity law additivity of information additivity of probability additivity of sum of deviations squares additivity property ADDM ADD model add-on memory

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