["item",{"itemId":"21","public":"1","featured":"0","xmlns:xsi":"http://www.w3.org/2001/XMLSchema-instance","xsi:schemaLocation":"http://omeka.org/schemas/omeka-xml/v5 http://omeka.org/schemas/omeka-xml/v5/omeka-xml-5-0.xsd","uri":"https://learning.hku.hk/ccch9051/group-1/exhibits/show/astronomyandgeography/item/21?output=omeka-json","accessDate":"2026-07-17T04:26:52+08:00"},["fileContainer",["file",{"fileId":"22"},["src","https://learning.hku.hk/ccch9051/group-1/files/original/fd4c77d487324dde8324a06421195a21.jpg"],["authentication","30ff4a4ecdd7054cc34fff8a27b0a3de"]]],["collection",{"collectionId":"8"},["elementSetContainer",["elementSet",{"elementSetId":"1"},["name","Dublin Core"],["description","The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/."],["elementContainer",["element",{"elementId":"50"},["name","Title"],["description","A name given to the resource"],["elementTextContainer",["elementText",{"elementTextId":"141"},["text","Tools"]]]]]]]],["elementSetContainer",["elementSet",{"elementSetId":"1"},["name","Dublin Core"],["description","The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/."],["elementContainer",["element",{"elementId":"50"},["name","Title"],["description","A name given to the resource"],["elementTextContainer",["elementText",{"elementTextId":"194"},["text","Water-powered Armillary Sphere"]]]],["element",{"elementId":"49"},["name","Subject"],["description","The topic of the resource"],["elementTextContainer",["elementText",{"elementTextId":"195"},["text","Astronomic tools"]]]],["element",{"elementId":"41"},["name","Description"],["description","An account of the resource"],["elementTextContainer",["elementText",{"elementTextId":"196"},["text","The armillary sphere was completed by Zhang Heng  by adding horizon and meridian  rings. He invented the wor'd's first water-powered armillary sphere by use of an inflow clepsydra clock."]]]],["element",{"elementId":"39"},["name","Creator"],["description","An entity primarily responsible for making the resource"],["elementTextContainer",["elementText",{"elementTextId":"197"},["text","Zhang Heng"]]]],["element",{"elementId":"40"},["name","Date"],["description","A point or period of time associated with an event in the lifecycle of the resource"],["elementTextContainer",["elementText",{"elementTextId":"198"},["text","Han Dynasty"]]]],["element",{"elementId":"37"},["name","Contributor"],["description","An entity responsible for making contributions to the resource"],["elementTextContainer",["elementText",{"elementTextId":"199"},["text","Shi Shen; Gan De; Luoxia Hong; Xiangyu Wangren; Geng Shouchang; Fu An; Jia Kui"]]]],["element",{"elementId":"46"},["name","Relation"],["description","A related resource"],["elementTextContainer",["elementText",{"elementTextId":"200"},["text","Seismometer"]]]],["element",{"elementId":"42"},["name","Format"],["description","The file format, physical medium, or dimensions of the resource"],["elementTextContainer",["elementText",{"elementTextId":"201"},["text","Spherical frame of rings"]]]],["element",{"elementId":"51"},["name","Type"],["description","The nature or genre of the resource"],["elementTextContainer",["elementText",{"elementTextId":"202"},["text","Physical object"]]]],["element",{"elementId":"38"},["name","Coverage"],["description","The spatial or temporal topic of the resource, the spatial applicability of the resource, or the jurisdiction under which the resource is relevant"],["elementTextContainer",["elementText",{"elementTextId":"203"},["text","Chinese astronomy"]]]]]]]]