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s business development. Rudy Buttignol, president of the public broadcasting pany in British Columbia, Canada, said his work requires frequent travel to Chengdu and the policy makes the trips easier. Data from the city39。 書寫摘要的注意事項 精煉,以最扼要的文字概括論文的主要內(nèi)容,字?jǐn)?shù)200300字之內(nèi) 完整,摘要應(yīng)獨(dú)立成章,部分段落,闡明研究目的方法結(jié)果和結(jié)論 不列圖或表,一般不引文 避免使用同行不熟悉的簡稱。 肖順貞 .護(hù)理研究( M) .第 3 版 .北京:人民衛(wèi)生出版社, 2021:76— 80。 概率: 是相對于總體而 言的隨機(jī)事件發(fā)生的可能性大小的描述指標(biāo)。 有益原則: 指研究結(jié)果應(yīng)對研究對象和社會有益,并盡可能地使研究對象免于遭受傷害。 信度: 指使用某一研究工具所測得結(jié)果的一致程度或準(zhǔn)確程度,即測量工具的一致性、穩(wěn)定性和可靠性。 文獻(xiàn)綜述: 是作者針對某一主題,在閱讀大量相關(guān)的原始文獻(xiàn)后,對其數(shù)據(jù)、資料和 觀點(diǎn)進(jìn)行歸納、總結(jié)、對比、分析和評價,而寫成的一種專題性的學(xué)術(shù)論文。 公正原則: 指研究對象得到公平治療和護(hù)理的權(quán)利,其內(nèi)容包括公平選擇研究對象和公平對待研究對象兩個方面。 假設(shè)檢驗: 是一種統(tǒng)計推斷方法,用來判斷樣本與樣本、樣本與總體的差異是由抽樣誤差引起,還是它們之間存在本質(zhì)差別。 簡述文獻(xiàn)回顧的目的 了解研究課題的現(xiàn)狀與動態(tài)、查看自己的選題與已有研究是否完全重復(fù)、啟發(fā)和充實自己的研究思路和方法、獲得相關(guān)的理論依據(jù)。 列舉科研論文寫作中常見的結(jié)構(gòu)混亂問題。s public security bureau shows some 100 foreign visitors enjoyed the 72hour policy by the end of March, most of them from the United States, the United Kingdom and Germany. Chengdu also reported robus t growth in its overall tourist industry last year. Official statistics show that it received some 150 million tourists last year, an increase of 28 percent from 2021. Around million came from abroad, an increase of 12 percent. Total revenue from tourism surpassed 133 billion yuan ($). During his visit to Kazakhstan in September, Chinese President Xi Jinping proposed that China and Central Asia join hands to build a Silk Road economic belt to boost cooperation. The idea has been widely echoed in Central Asian countries, being an encouraging blueprint for Chinese areas along the Silk Road that has linked Asia and Europe for more than 2,000 years. In the next three weeks, Chin