搜索结果: 1-9 共查到“工学 IMA”相关记录9条 . 查询时间(0.059 秒)
HIGH RESOLUTION SURFA CE GEOMETRY AND ALBEDO BY COMBINING LASER ALTIMETRY AND VISIBLE IMA GES
Bayesian inference surface geometry albedo computer vision
2015/3/10
The need fo r accurate geometric and radiometric info rmation over la rge a reas has b ecome increasingly imp o rtant. Laser altimetry is one of the key technologies fo r obtaining this geometric info...
21st general meeting of ima in september 2014 in south africa
geological geochemical research initiatives
2013/10/14
The Organising Committee of IMA2014 would like to invite you to attend the 21st General Meeting of the International Mineralogical Association to be held from 1 to 5 September 2014 at the Sandton Conv...
2013 IMA Report: Use of suffixes and prefixes in mineral nomenclature
IMA-CNMNC new guidelines prefixes suffixes mineral nomenclature historical mineral names.
2013/10/12
New CNMNC guidelines are established, in order to standardize the use of prefixes and suffixes in mineral nomenclature,and to preserve historical names. The recommendations for the use of suffixes are...
2013 IMA Report: The nomenclature of the garnet supergroup
Garnet group schorlomite group bitikleite group berzeliite group henritermierite
2013/10/12
The garnet supergroup includes all minerals isostructural with garnet regardless of what elements occupy the four atomic sites, i.e., the supergroup includes several chemical classes. There are presen...
针对分布式综合模块化航空电子(IMA)体系结构,在时间、空间分区以及带宽分区的基础上,提出了网络分区的概念,并建立了相应的网络模型、消息模型、流量模型及调度模型。利用网络演算方法,推导了航空电子混合消息集在网络分区下端到端(ETE)延迟的计算公式;搭建典型网络,通过理论计算对比了网络分区与带宽分区的实时性能。计算结果表明:网络分区下两条硬实时数据流的延迟较带宽分区分别降低了33.5%和74.2%;...
详细研究分析了IMA-ADPCM算法原理及其实现过程,利用FPGA资源消耗低、灵活性强、速度快、性价比突出等优势,使用VerilogHDL硬件描述语言设计并实现了IMA-ADPCM编/解码器.该编/解码器通过了Modelsim仿真测试和Cyclone Ⅲ、Startix Ⅲ、Spartan 6以及Virtex 5等不同系列芯片的下载验证,确保编/解码器的正确性和稳定性.整个设计充分利用了FPGA芯...
基于IMA的电视指令制导系统蓝图
电视指令制导系统 综合模块化航电系统 蓝图
2009/10/20
以电视指令制导系统为例进行模块化航电设备融合研究和先进航电设备体系结构的建模和仿真。围绕综合模块化航电系统(IMA)给出蓝图概念,描述其在综合电视指令制导系统中的应用,为电视指令制导系统从传统的系统结构向IMA转变提供参考。

国际矿物学协会1959年在德国成立。宗旨:组织学术会议和实地考察。赞助矿物学出版事业,以促进国际问的矿物学学术交流,促进国际合作和矿物资源的开发与综合利用。协会设有6个专业委员会:矿相学、新矿物及矿物命名、矿物晶体生长、矿物物理、应用矿物学、矿物博物馆。

Welcome to the International Magnesium Association's web site. In addition to information about IMA members, programs and events, databases, conference proceedings, publications and videos, the site c...