What element was first discovered in the spectrum of the sun before it was discovered on earth? What property of water makes it an effective coolant? What is the type of biasing required for transistor to conduct? Classify each element as an alkali metal, alkaline earth metal halogen, or nob...
结果1 题目The scientist who/that discovered the new element is very famous. A. who B. which C. that D. whom 相关知识点: 试题来源: 解析 A、C。先行词是“scientist”,指人,在定语从句中作主语,关系代词可以用 who 或者 that。反馈 收藏 ...
百度试题 结果1 题目The scientist discovered a new element (元素), ___ made him famous. A. which B. as C. that D. for which相关知识点: 试题来源: 解析 A 反馈 收藏
The income ratio(比率) between urban and rural residents was 3.28:1 in 2006, against 3.23:1 in 2003, said Sun in his report on the promotion of building a new countryside in 2007. Sun also said the net income of rural residents in different regions also varied widely. The income gap ...
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[26], if the results of different techniques point to the same conclusion, they very likely reflect the real aspects of the underlying data. Therefore, an optimal explanation reflecting the commonly found feature order among the different methods’ explanations of a model should be discovered. ...
The electronegativity of an atom of an element is a measure of the force with which the atom pulls on the shared electrons in a covalent bond. The index is important to investigate the type of bond that exists between atoms of two elements: For example, ato...
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The element phosphorus was first discovered in 1669, and some measure of the growth of its uses and importance since then is evident from the fact that approximately half a million tons of the element are now produced annually; in addition, phosphorus-based materials may be generated from ...
The phenomenon of overfishing was first documented in the 19th century, when it was discovered that whale fat could be used to make lamp oil. This led to a... Y Du,J Sun,G Zhang - 《Proceedings of the International Conference on Public Relations & Social Sciences》 被引量: 0发表: 2021...