共找到 229 条与 大地、海洋测绘 相关的标准,共 16 页
本标准规定了比长基线的精度、设计要求、测量、成果计算以及基线场选择、地面标石和观测墩规格和埋设方法等;适用于建立一等比长基线。
Specifications of the baseline measurements
海图印刷规范
Printing specifications for charts
本标准规定了1:5000、1:10000、1:25000、1:50000、1:100000五种国家基本比例尺地形图(以下简称基本图)修测的原则、方案、方法以及精度要求。 本标准适用于基本图修测作业。
Revision survey specifications for the national primary scale topographic maps
本标准规定了建立三、四等水准网的布设原则、施测方法和精度指标。 本标准适用于三、四等水准网的布测。
Specifications for the third and fourth order leveling
本标准规定了在全国领土上建立一、二等水准网的布设原则、施测方法和精度指标。 本标准适用于国家一、二等水准网的布测。区域性的精密水准测量,也可参照使用。
Specification for the first and second order leveling
本标准规定了采用标称精度不低于±(5mm十1ppm.D)、测程不短于15km的光电测距仪进行国家一、二等大地控制网中边长测量的方法和技术要求以及仪器的检验项目。 本标准适用于国家大地控制网中的一、二等锁(网)边及起始边和一、二等导线边的测量工作,其他相应精度的边长测量可参照采用。
Specifications for long range electro-optical distance measurement
Technical regulations for land-saving evaluation of construction projects
Geographical information public service point of interest data classification and coding
Technical regulations for survey of cultivated land reserve resources
Current status classification of agricultural land
Technical Guidelines for Urban Inefficient Land Identification
Technical regulations for underwater topographic survey of inland waters
Technical specification for stock construction land survey
Technical Rules for the Third Land Survey of Ningxia
Technical regulations for soil stripping and utilization of cultivated land occupied by construction
Technical specifications for the construction of place name and address database
Technical Specifications for Electronic Maps of Geographical National Conditions Census
Hunan Province Network RTK Measurement Technical Regulations
Technical specification for satellite navigation and positioning reference station network test
Technical regulations for unmanned underwater topographic survey
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