-
本文綜述了測(cè)繪學(xué)科的最新進(jìn)展,給出了傳統(tǒng)測(cè)繪學(xué)的概念和特征,主要論述了測(cè)繪學(xué)科新技術(shù)的發(fā)展現(xiàn)狀,對(duì)全球定位系統(tǒng)、衛(wèi)星重力測(cè)量、遙感、地理信息系統(tǒng)、寬帶網(wǎng)絡(luò)和虛擬現(xiàn)實(shí)這幾項(xiàng)新技術(shù)分別給出其定義、學(xué)科特征和最新進(jìn)展動(dòng)態(tài)。文中最后給出了測(cè)繪學(xué)的現(xiàn)代概念,闡述了測(cè)繪學(xué)科正在向地球空間信息科學(xué)跨越和融合。..
-
1.簡介在當(dāng)今一個(gè)漸趨競(jìng)爭性特點(diǎn)的商務(wù)環(huán)境里面,以競(jìng)爭的方式來贏得客戶的活動(dòng)越來越激烈。由于一些新穎先進(jìn)的方法引入,使得在一個(gè)新的市場(chǎng)中競(jìng)爭的公司現(xiàn)有和牢固的方法和理念變得脆弱。成功駕馭這些變化的因素之一是持續(xù)的改進(jìn)和技術(shù)的革新。正因?yàn)檫@事實(shí),客戶關(guān)系管理觀念已經(jīng)進(jìn)展成為一個(gè)維持客戶長期關(guān)系的策略..
-
Along with the development of the ages, the technique that is nowadays is also gradually perfect, the competition plays more and more strong; the operation that list depends the artificial has already can't satisfied with the current manufacturing industry foreground, also can't guarantee the req..
-
The bursting of the dot-com bubble in the fall of 2001 marked a turning point for the web. Many people concluded that the web was overhyped, when in fact bubbles and consequent shakeouts appear to be a common feature of all technological revolutions. Shakeouts typically mark the point at which a..
-
Commonly Used structural SystemsWith loads measured in tens of thousands kips, there is little room in the design of high-rise buildings for excessively complex thoughts. Indeed, the better high-rise buildings carry the universal traits of simplicity of thought and clarity of expression.It does n..
-
文摘:聚合物精密注薂@尚圖際醯撓跋煲蛩兀ň苣>擼⑺芑目刂憑齲蘢⑺芄炭刂坪推淥募撲慊刂萍際醯木蘢⑺。諒T┮蛩亟辛頌致郟⒏柘嚶Φ慕餼齜槳福詈蠼檣芰艘恍┫冉某尚圖際。关键词:精锰d⑺,注射成型机精锰d⑺薌際,精锰d⑺苣>? 近年來,隨著電子、通訊、醫(yī)療、汽車等行業(yè)迅速發(fā)..
-
Switching power supply work in high frequency, high pulse state, are analog circuits in a rather special kind. Cloth boards to follow the principle of high-frequency circuit wiring. 1, layout: Pulse voltage connection as short as possible, including input switch connected to the tr..
-
美國的工程建筑公司幾十年來一直控制著國際建筑市場(chǎng),但近來世界上發(fā)生的事件改變了它的主導(dǎo)地位。為了調(diào)查今后十年對(duì)工程建筑競(jìng)爭產(chǎn)生影響的推動(dòng)力及趨勢(shì),由建筑工業(yè)研究院的"2000年建筑特別工作組:發(fā)起一項(xiàng)稱為“2000年建筑市場(chǎng)競(jìng)爭分析”的研究項(xiàng)目。該研究項(xiàng)目考察了一些影響競(jìng)爭的因素,包括下列方面:企業(yè)能力塑..
-
AbstractThe crack problem of concrete is a widespread existence but again difficult in solve of engineering actual problem, this text carried on a study analysis to a little bit familiar crack problem in the concrete engineering, and aim at concrete the circumstance put forward some prevention, p..