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- Based on the author's own teaching accumulation, this paper puts forward kinds of summations of power series and series of numbers through exmaples. 摘要結合自己的教學積累,通過實例,給出數項級數求和的多種途徑。
- Leading basic theory and key technique research on the field of power system real-time simulation. 主持電力系統實時模擬領域的基礎理論與關鍵技術研究。
- A relatively direct method is expounded in this paper to prove the termwise differentiation of power series, and a simple method is expressed to calculate the Fourier coefficient. 用比較直接的方法證明冪級數的和函數在收斂域內可以逐項微分的公式;並得到了計算傅立葉係數的一種簡便方法.
- The technology of PLL has always been the research emphasis in the field of measurement and control of power system. 鎖相同步技術一直都是電力系統測控領域的研究重點。
- Political civilization and sexual equality in the field of power are mutually complementary. 摘要政治文明與權力領域的男女平等是相輔相成的辯證關係。
- Wind power is a kind of clean energy and turns into a popular research field of power systems. 風力發電可為電力系統注入清潔的電能,是電力系統研究的熱門領域之一。
- We must analyze the distributing electric field of power line iron tower when ADSS cable spanning with the high voltage power line. 尤其是對於超高壓輸電線路,由於在電力鐵塔上同塔懸挂全介質自承式光纜(ADSS),因此分析工頻電場對ADSS光纜特性的影響非常必要。
- The field of operations has been staked out. 軍事演習的區域已經劃定。
- They were pioneers in the field of microsurgery. 他們是顯微外科學領域的創始人。
- The media have a lot of power today. 現在大眾傳播媒介有很大的力量。
- A newer development in the field of power system protection is the use of computers (usually microcomputers) for relaying. 電力系統保護領域中一個新發展是用計算機(通常為微型機)來進行繼電保護。
- They seeded in the field of rape. 他們已經在油菜地里播了種。
- The peasants are reaping a field of barley. 農民們正在收割大麥。
- Sceptres are carried by kings as a sign of power. 國王所持的權杖是權力的象徵。
- Because of misuse of power, he was dismissed. 因為濫用權力,他被開除了。
- Summation Process for Two Kinds of Power Series 兩類冪級數的和函數求法
- Our field of vision is limited by that tall building. 我們的視野受到了那座高層建築物的限制。
- A Remark on the Convergence Radius of Power Series 關於冪級數收斂半徑的一個註記
- In the field of improving transient stability and damping of power systems, the performance of ASVG is better than that of synchronous regulating phase motor and SVC. 另外,在提高系統暫態穩定性、阻尼系統振蕩等方面,ASVG性能大大優於傳統的同步調相機及SVC。
- A unit of power equal to 1,000 watts. 千瓦功率的單位,等於1,000瓦。