供应校园日晷雕塑 大理石汉白玉日晷 古时计时器石雕指南针
mso-ansi-language:EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA"> 石雕日晷通常由铜制的指针和石制的圆盘组成。铜制的指针叫做晷针，垂直地穿过圆盘中心，起着圭表中立竿的作用，因此，晷针又叫表；石制的圆盘叫做晷面，安放在石台上，呈南高北低，使晷面平行于天赤道面，这样，晷针的上端正好指向北天极，下端正好指向南天极。石雕日晷晷面两面都有刻度，分子、丑、寅、卯、辰、巳、午、未、申、酉、戌、亥十二时辰，每个时辰又等分为时初、时正，这正是一日 mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font: minor-fareast;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:"Times New Roman"; mso-bidi-theme-font:minor-bidi;mso-ansi-language:EN-US;mso-fareast-language: ZH-CN;mso-bidi-language:AR-SA">24 mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA">小时。
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