“history of Qatar”的概念、定义、翻译、参考文献-科学参考

单词	history of Qatar
释义	history of Qatar Encyclopedia 历史学卡塔尔历史释 history of Qatar卡塔尔历史卡塔尔国为波斯湾西岸阿拉伯半岛上的君主立宪制酋长国。卡塔尔是一个半岛，面积11 521平方千米。人口约276万（2020），其中卡塔尔公民约占15%。官方宗教是伊斯兰教。官方语言为阿拉伯语，通用英语。首都多哈。
随便看	mechanical testing and measuring of rock mass mechanical test of materials mechanical theorem proving mechanical thinners mechanical thrust vector mechanical tissue mechanical torsion testing machine mechanical transmission protection mechanical turbo-compound system mechanical twin mechanical universal testing machine mechanical variable mechanical vector mechanical ventilation mechanical ventilation of swine building mechanical vibration mechanical vibration and shock testing mechanical vibration machine mechanical vibration test mechanical wave mechanical weeder mechanical work mechanical working of ceramics mechanical wounding mechanic-electric-hydraulic system

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。