Work has halted on 142, or 11%, of 1324 global skyscraper projects as the economic downturn impacts on construction, according to Emporis GmbH, a German real estate data mining company.
德国一家房地产调查机构数据显示,金融危机重创建筑业,迄今世界各地142座摩天楼已停建,约占在建的1324座摩天楼的11%。
We talk with Daniel Kirstenpfad, founder and CTO of sones GmbH about Graph Databases and how they can better model some types of data such as relations in a social networking application.
DanielKirstenpfad是图形数据库厂商sonesGmbH的创始人和CTO,近期InfoQ就如何更好地对社交网络应用中的关系等数据类型进行建模等问题,和Daniel进行了沟通。
The construction, principle and principal technical data of the laser-ceilometer developed by Impulsphysics GMBH of Hamburg, West Germany are introduced.
本文主要介绍西德汉堡脉冲物理股份有限公司研制的激光云高仪的结构、工作原理及其主要技术指标。
The construction, principle and principal technical data of the laser-ceilometer developed by Impulsphysics GMBH of Hamburg, West Germany are introduced.
本文主要介绍西德汉堡脉冲物理股份有限公司研制的激光云高仪的结构、工作原理及其主要技术指标。
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