gmxcodelists.xml.svn-base

由国外的一个著名的geonetwork修改而来

					<gml:description>perpendicular to the direction of motion of the scan point</gml:description>
					<gml:identifier codeSpace="ISOTC211/19115">crossTrack</gml:identifier>
				</CodeDefinition>
			</codeEntry>
			<codeEntry>
				<CodeDefinition gml:id="MD_DimensionNameTypeCode_line">
					<gml:description>scan line of a sensor</gml:description>
					<gml:identifier codeSpace="ISOTC211/19115">line</gml:identifier>
				</CodeDefinition>
			</codeEntry>
			<codeEntry>
				<CodeDefinition gml:id="MD_DimensionNameTypeCode_sample">
					<gml:description>element along a scan line</gml:description>
					<gml:identifier codeSpace="ISOTC211/19115">sample</gml:identifier>
				</CodeDefinition>
			</codeEntry>
			<codeEntry>
				<CodeDefinition gml:id="MD_DimensionNameTypeCode_time">
					<gml:description>duration</gml:description>
					<gml:identifier codeSpace="ISOTC211/19115">time</gml:identifier>
				</CodeDefinition>
			</codeEntry>
		</CodeListDictionary>
	</codelistItem>
	<!--=== MD_GeometricObjectTypeCode ===-->
	<codelistItem>
		<CodeListDictionary gml:id="MD_GeometricObjectTypeCode">
			<gml:description>name of point or vector objects used to locate zero-, one-, two-, or three-dimensional spatial locations in the dataset</gml:description>
			<gml:identifier codeSpace="ISOTC211/19115">MD_GeometricObjectTypeCode</gml:identifier>
			<codeEntry>
				<CodeDefinition gml:id="MD_GeometricObjectTypeCode_complex">
					<gml:description>set of geometric primitives such that their boundaries can be represented as a union of other primitives</gml:description>
					<gml:identifier codeSpace="ISOTC211/19115">complex</gml:identifier>
				</CodeDefinition>
			</codeEntry>
			<codeEntry>
				<CodeDefinition gml:id="MD_GeometricObjectTypeCode_composite">
					<gml:description>connected set of curves, solids or surfaces</gml:description>
					<gml:identifier codeSpace="ISOTC211/19115">composite</gml:identifier>
				</CodeDefinition>
			</codeEntry>
			<codeEntry>
				<CodeDefinition gml:id="MD_GeometricObjectTypeCode_curve">
					<gml:description>bounded, 1-dimensional geometric primitive, representing the continuous image of a line</gml:description>
					<gml:identifier codeSpace="ISOTC211/19115">curve</gml:identifier>
				</CodeDefinition>
			</codeEntry>
			<codeEntry>
				<CodeDefinition gml:id="MD_GeometricObjectTypeCode_point">
					<gml:description>zero-dimensional geometric primitive, representing a position but not having an extent</gml:description>
					<gml:identifier codeSpace="ISOTC211/19115">point</gml:identifier>
				</CodeDefinition>
			</codeEntry>
			<codeEntry>
				<CodeDefinition gml:id="MD_GeometricObjectTypeCode_solid">
					<gml:description>bounded, connected 3-dimensional geometric primitive, representing the continuous image of a region of space</gml:description>
					<gml:identifier codeSpace="ISOTC211/19115">solid</gml:identifier>
				</CodeDefinition>
			</codeEntry>
			<codeEntry>
				<CodeDefinition gml:id="MD_GeometricObjectTypeCode_surface">
					<gml:description>bounded, connected 2-dimensional geometric primitive, representing the continuous image of a region of a plane</gml:description>
					<gml:identifier codeSpace="ISOTC211/19115">surface</gml:identifier>
				</CodeDefinition>
			</codeEntry>
		</CodeListDictionary>
	</codelistItem>
	<!--=== MD_ImagingConditionCode ===-->
	<codelistItem>
		<CodeListDictionary gml:id="MD_ImagingConditionCode">
			<gml:description>code which indicates conditions which may affect the image</gml:description>
			<gml:identifier codeSpace="ISOTC211/19115">MD_ImagingConditionCode</gml:identifier>
			<codeEntry>
				<CodeDefinition gml:id="MD_ImagingConditionCode_blurredImage">
					<gml:description>portion of the image is blurred</gml:description>
					<gml:identifier codeSpace="ISOTC211/19115">blurredImage</gml:identifier>
				</CodeDefinition>
			</codeEntry>
			<codeEntry>
				<CodeDefinition gml:id="MD_ImagingConditionCode_cloud">
					<gml:description>portion of the image is partially obscured by cloud cover</gml:description>
					<gml:identifier codeSpace="ISOTC211/19115">cloud</gml:identifier>
				</CodeDefinition>
			</codeEntry>
			<codeEntry>
				<CodeDefinition gml:id="MD_ImagingConditionCode_degradingObliquity">
					<gml:description>acute angle between the plane of the ecliptic (the plane of the Earth s orbit) and the plane of the celestial equator</gml:description>
					<gml:identifier codeSpace="ISOTC211/19115">degradingObliquity</gml:identifier>
				</CodeDefinition>
			</codeEntry>
			<codeEntry>
				<CodeDefinition gml:id="MD_ImagingConditionCode_fog">
					<gml:description>portion of the image is partially obscured by fog</gml:description>
					<gml:identifier codeSpace="ISOTC211/19115">fog</gml:identifier>
				</CodeDefinition>
			</codeEntry>
			<codeEntry>
				<CodeDefinition gml:id="MD_ImagingConditionCode_heavySmokeOrDust">
					<gml:description>portion of the image is partially obscured by heavy smoke or dust</gml:description>
					<gml:identifier codeSpace="ISOTC211/19115">heavySmokeOrDust</gml:identifier>
				</CodeDefinition>
			</codeEntry>
			<codeEntry>
				<CodeDefinition gml:id="MD_ImagingConditionCode_night">
					<gml:description>image was taken at night</gml:description>
					<gml:identifier codeSpace="ISOTC211/19115">night</gml:identifier>
				</CodeDefinition>
			</codeEntry>
			<codeEntry>
				<CodeDefinition gml:id="MD_ImagingConditionCode_rain">
					<gml:description>image was taken during rainfall</gml:description>
					<gml:identifier codeSpace="ISOTC211/19115">rain</gml:identifier>
				</CodeDefinition>
			</codeEntry>
			<codeEntry>
				<CodeDefinition gml:id="MD_ImagingConditionCode_semiDarkness">
					<gml:description>image was taken during semi-dark conditions -- twilight conditions</gml:description>
					<gml:identifier codeSpace="ISOTC211/19115">semiDarkness</gml:identifier>
				</CodeDefinition>
			</codeEntry>
			<codeEntry>
				<CodeDefinition gml:id="MD_ImagingConditionCode_shadow">
					<gml:description>portion of the image is obscured by shadow</gml:description>
					<gml:identifier codeSpace="ISOTC211/19115">shadow</gml:identifier>
				</CodeDefinition>
			</codeEntry>
			<codeEntry>
				<CodeDefinition gml:id="MD_ImagingConditionCode_snow">
					<gml:description>portion of the image is obscured by snow</gml:description>
					<gml:identifier codeSpace="ISOTC211/19115">snow</gml:identifier>
				</CodeDefinition>
			</codeEntry>
			<codeEntry>
				<CodeDefinition gml:id="MD_ImagingConditionCode_terrainMasking">
					<gml:description>the absence of collection data of a given point or area caused by the relative location of topographic features which obstruct the collection path between the collector(s) and the subject(s) of interest</gml:description>
					<gml:identifier codeSpace="ISOTC211/19115">terrainMasking</gml:identifier>
				</CodeDefinition>
			</codeEntry>
		</CodeListDictionary>
	</codelistItem>
	<!--=== MD_KeywordTypeCode ===-->
	<codelistItem>
		<CodeListDictionary gml:id="MD_KeywordTypeCode">
			<gml:description>methods used to group similar keywords</gml:description>
			<gml:identifier codeSpace="ISOTC211/19115">MD_KeywordTypeCode</gml:identifier>
			<codeEntry>
				<CodeDefinition gml:id="MD_KeywordTypeCode_discipline">
					<gml:description>keyword identifies a branch of instruction or specialized learning</gml:description>
					<gml:identifier codeSpace="ISOTC211/19115">discipline</gml:identifier>
				</CodeDefinition>
			</codeEntry>
			<codeEntry>
				<CodeDefinition gml:id="MD_KeywordTypeCode_place">
					<gml:description>keyword identifies a location</gml:description>
					<gml:identifier codeSpace="ISOTC211/19115">place</gml:identifier>
				</CodeDefinition>
			</codeEntry>
			<codeEntry>
				<CodeDefinition gml:id="MD_KeywordTypeCode_stratum">
					<gml:description>keyword identifies the layer(s) of any deposited substance</gml:description>
					<gml:identifier codeSpace="ISOTC211/19115">stratum</gml:identifier>
				</CodeDefinition>
			</codeEntry>
			<codeEntry>
				<CodeDefinition gml:id="MD_KeywordTypeCode_temporal">
					<gml:description>keyword identifies a time period related to the dataset</gml:description>
					<gml:identifier codeSpace="ISOTC211/19115">temporal</gml:identifier>
				</CodeDefinition>
			</codeEntry>
			<codeEntry>
				<CodeDefinition gml:id="MD_KeywordTypeCode_theme">
					<gml:description>keyword identifies a particular subject or topic</gml:description>
					<gml:identifier codeSpace="ISOTC211/19115">theme</gml:identifier>
				</CodeDefinition>
			</codeEntry>
		</CodeListDictionary>
	</codelistItem>
	<!--=== MD_MaintenanceFrequencyCode ===-->
	<codelistItem>
		<CodeListDictionary gml:id="MD_MaintenanceFrequencyCode">
			<gml:description>frequency with which modifications and deletions are made to the data after it is first produced</gml:description>
			<gml:identifier codeSpace="ISOTC211/19115">MD_MaintenanceFrequencyCode</gml:identifier>
			<codeEntry>
				<CodeDefinition gml:id="MD_MaintenanceFrequencyCode_continual">
					<gml:description>data is repeatedly and frequently updated</gml:description>
					<gml:identifier codeSpace="ISOTC211/19115">continual</gml:identifier>
				</CodeDefinition>
			</codeEntry>
			<codeEntry>
				<CodeDefinition gml:id="MD_MaintenanceFrequencyCode_daily">
					<gml:description>data is updated each day</gml:description>
					<gml:identifier codeSpace="ISOTC211/19115">daily</gml:identifier>
				</CodeDefinition>
			</codeEntry>
			<codeEntry>
				<CodeDefinition gml:id="MD_MaintenanceFrequencyCode_weekly">
					<gml:description>data is updated on a weekly basis</gml:description>
					<gml:identifier codeSpace="ISOTC211/19115">weekly</gml:identifier>
				</CodeDefinition>
			</codeEntry>
			<codeEntry>
				<CodeDefinition gml:id="MD_MaintenanceFrequencyCode_fortnightly">
					<gml:description>data is updated every two weeks</gml:description>
					<gml:identifier codeSpace="ISOTC211/19115">fortnightly</gml:identifier>
				</CodeDefinition>
			</codeEntry>
			<codeEntry>
				<CodeDefinition gml:id="MD_MaintenanceFrequencyCode_monthly">
					<gml:description>data is updated each month</gml:description>
					<gml:identifier codeSpace="ISOTC211/19115">monthly</gml:identifier>
				</CodeDefinition>
			</codeEntry>
			<codeEntry>
				<CodeDefinition gml:id="MD_MaintenanceFrequencyCode_quartely">
					<gml:description>data is updated every three months</gml:description>
					<gml:identifier codeSpace="ISOTC211/19115">quartely</gml:identifier>
				</CodeDefinition>
			</codeEntry>
			<codeEntry>
				<CodeDefinition gml:id="MD_MaintenanceFrequencyCode_biannually">
					<gml:description>data is updated twice each year</gml:description>
					<gml:identifier codeSpace="ISOTC211/19115">biannually</gml:identifier>
				</CodeDefinition>
			</codeEntry>
			<codeEntry>
				<CodeDefinition gml:id="MD_MaintenanceFrequencyCode_annually">
					<gml:description>data is updated every year</gml:description>
					<gml:identifier codeSpace="ISOTC211/19115">annually</gml:identifier>
				</CodeDefinition>
			</codeEntry>
			<codeEntry>
				<CodeDefinition gml:id="MD_MaintenanceFrequencyCode_asNeeded">
					<gml:description>data is updated as deemed necessary</gml:description>
					<gml:identifier codeSpace="ISOTC211/19115">asNeeded</gml:identifier>
				</CodeDefinition>
			</codeEntry>
			<codeEntry>
				<CodeDefinition gml:id="MD_MaintenanceFrequencyCode_irregular">
					<gml:description>data is updated in intervals that are uneven in duration</gml:description>
					<gml:identifier codeSpace="ISOTC211/19115">irregular</gml:identifier>
				</CodeDefinition>
			</codeEntry>
			<codeEntry>
				<CodeDefinition gml:id="MD_MaintenanceFrequencyCode_notPlanned">
					<gml:description>there are no plans to update the data</gml:description>
					<gml:identifier codeSpace="ISOTC211/19115">notPlanned</gml:identifier>
				</CodeDefinition>
			</codeEntry>
			<codeEntry>
				<CodeDefinition gml:id="MD_MaintenanceFrequencyCode_unknown">
					<gml:description>frequency of maintenance for the data is not known</gml:description>
					<gml:identifier codeSpace="ISOTC211/19115">unknwon</gml:identifier>
				</CodeDefinition>
			</codeEntry>
		</CodeListDictionary>
	</codelistItem>
	<!--=== MD_MediumFormatCode ===-->
	<codelistItem>
		<CodeListDictionary gml:id="MD_MediumFormatCode">
			<gml:description>method used to write to the medium</gml:description>
			<gml:identifier codeSpace="ISOTC211/19115">MD_MediumFormatCode</gml:identifier>
			<codeEntry>
				<CodeDefinition gml:id="MD_MediumFormatCode_cpio">
					<gml:description>CoPy In / Out (UNIX file format and command)</gml:description>
					<gml:identifier codeSpace="ISOTC211/19115">cpio</gml:identifier>