工学 >>> 力学 农业工程 林业工程 工程与技术科学基础学科 测绘科学技术 材料科学 矿山工程技术 石油与天然气工程 冶金工程技术 机械工程 光学工程 仪器科学与技术 动力与电气工程 能源科学技术 核科学技术 电子科学与技术 信息与通信工程 控制科学与技术 计算机科学技术 化学工程 纺织科学技术 印刷工业 服装工业、制鞋工业 轻工技术与工程 食品科学技术 土木建筑工程 水利工程 交通运输工程 船舶与海洋工程 航空、航天科学技术 兵器科学与技术 环境科学技术 安全科学技术 工业设计
搜索结果: 1-11 共查到工学 threats相关记录11条 . 查询时间(0.072 秒)
his essay describes an integrated approach – field survey, historic research, climate data, and topography – for the analysis of a complex stratigraphical archaeological site, highlighting its peculia...
As an emerging discipline, we propose a formal definition of OBIA, describe how OBIA came into existence, and as a road map to future research propose a fundamental objective. In order to provide pote...
Many applications that utilize the Global Positioning System (GPS) demand highly accurate positioning information. Safety-critical applications such as aircraft navigation require position solutions w...
Nominally, the mid-latitude ionosphere sampled by WAAS is smooth and slowly varying. However,during ionospheric storms, small-scale irregularities may form. These irregularities cause rapid changes in...
The ionosphere contributes the largest and most unpredictable error to single frequency GPS usersrange measurements. The goal of a Space-Based Augmentation System (SBAS) in mitigating these ionosphe...
Urban growth is a complex dynamical process associated with landscape change driving forces such as the environment, politics, geography and many others that affect the city at multiple spatial and te...
In addition to facilitating peaceful trade and economic development, sovereign territory, territorial waters and international waters are being used by various criminal groups that pose threats to gov...
This article attempts to analyse the emerging opportunities and threats connected with the new environment in which Polish enterprises started to operate after 1 May 2004. It also presents the conclus...
The paper shows the need to make harmonization of the technical demands concerning the vehicles used in the traffic. The vehicles moving now on the roads in the transit countries were allowed to be dr...
February 20, 2007,The National Science Foundation (NSF) and the Department of Homeland Security's (DHS) Domestic Nuclear Detection Office (DNDO) have issued a joint solicitation to encourage long-term...
12 December 2006,A continuing focus on massive weapons systems and state-to-state conflict may be leaving the United States insufficiently prepared to address threats posed by stateless terrorists and...

中国研究生教育排行榜-

正在加载...

中国学术期刊排行榜-

正在加载...

世界大学科研机构排行榜-

正在加载...

中国大学排行榜-

正在加载...

人 物-

正在加载...

课 件-

正在加载...

视听资料-

正在加载...

研招资料 -

正在加载...

知识要闻-

正在加载...

国际动态-

正在加载...

会议中心-

正在加载...

学术指南-

正在加载...

学术站点-

正在加载...