Web詞源. 英文中的经济学,即“Economics”一词源於希臘文的“ οἰκονομία ( 英语 : wikt:οἰκονομία ) ”,原意是「節約的人,負責管理家庭瑣事的人 」的意思;而這個詞是另一個希臘名詞“οικονομικός”轉換寫法而來,意思是“調停兩家人之間紛爭的職業 ”;最後,“οικονομικός ... WebJul 24, 2009 · 计量经济学术语. A. 校正R2(Adjusted R-Squared):多元回归分析中拟合优度的量度,在估计误差的方差时对添加的解释变量用一个自由度来调整。. 对立假 …
Effect of lubricant viscosity grade on mechanical vibration of roller …
WebMechanical: การใช้ผ้าถูหน้าแรงๆ, ระคายเคืองโดยตรง, พลังงานกล, เมคานิคอล [การแพทย์]: Mechanical Abnormalities: ความผิดปกติทางกลไก [การแพทย์]: mechanical advantage: การได้เปรียบเชิงกล ... Web2.4 Quantum Mechanical Effects The classical semiconductor device equations from Section 2.1 imply that the mobile carriers, electrons and holes, behave like classical particles in the semiconductor. For large device dimensions this assumption gives very good results, but for small device geometries quantum mechanical effects like the quantum … boy and girls scouts
经济学 - 维基百科,自由的百科全书
WebAug 2, 2024 · The effect of effective cohesion by roots is the most dominant mechanical effect of vegetation on a slope [23]. This is also shown by many studies that consider using the effective cohesion ... Web一、国外. 参考来源:. 2024年6月29日,JCR公布新的影响因子讲述。. 本文整理了经济学领域主要期刊的影响因子供人人参考。. 需要注重的是,影响因子并非期刊质量的唯一衡量标准。. 尤其对一些涉及交织领域的期刊(如能源、环境、康健、政策等),由于有跨 ... WebMechanical Effects (also called Practical or Physical Effects), are usually accomplished during the live-action shooting. This includes the use of mechanized props, scenery and scale models, and pyrotechnics. Making a car appear to drive by itself, or blowing up a building are examples of Mechanical Effects. Mechanical Effects are often ... boy and girl stitch