FIDIC合同条件是指由FIDIC联合会制定并推荐使用的合同条件，其特点是由通. 用条款和专用条款共同构成了制约各方权利和义务的全部合同条件。 FIDIC即是国际咨询工程师联合会（Fédération Internationale Des Ingénieurs-Conseils），它于1913年在英国成立。第二次世界大战结束后FIDIC发展迅速起来。 ...
分类 ( Taxonomy ， Science of classification ) 根据事物种类、等级或者性质，对其分门别类，使复杂无序的事物系统化，从而达到更好地认识和区分客观世界的一种逻辑思维方法。 ( Taxonomy is the science which deals with the study of identifying, grouping, and naming organisms accordi ...
比较 (comparison) 是通过观察，分析，找出研究对象的相同点和不同点，它是认识事物的一种基本方法。 ( Comparison is the act of comparing one thing to another, in order to determine similarities and differences, relative size, relative importance, etc.) 它是应用逻辑研究自然科学的基本 ...
Polaris missile submarine program The Polaris missile was a submarine-launched, two-stage solid-fuel nuclear-armed ballistic missile (SLBM) built during the Cold War by Lockheed for the United States Navy. Known as a Fleet Ballistic Missile (FBM) ...
No.4356 April 25, 1953 NATURE Molecular structure of Nucleic acid A structure for Deoxyribose Nucleic Acid We wish to suggest a structure for the salt of deoxyribose nucleic acid (D.N.A). This structure has novel features which are of considerable bi ...
浅议科学研究方法之分类法
![Molecular structure of Nucleic acid[沃森克里克DNA论文]](http://image.sciencenet.cn/album/201107/11/154729yxuoujtrztkjt5uu.jpg.thumb.jpg)
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