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- Objective To study the survival function of primary Anorectal malignant melanoma(AMM). 目的探讨原发性肛管直肠恶性黑色素瘤(anorectalmalignantmelanoma,AMM)患者的生存状况。
- AMM has a poor prognosis,the survival function is not relationship with gender and age. AMM预后极差,其预后无显著性别和年龄差异。
- After construct the database,life table (SPSS10.0 for windows)was used to find the survival function of primary AMM. 检索CNKI全文数据库;收集国内同期有随访资料的个案报道共48篇136例;建立数据库;应用寿命表法(SPSS10.;0forwindows)对AMM进行生存分析。
- First of all, Review the history of actuarial science and look forward to the tendency of the development Introduce some key principal in the actuarial science: Interest Theory and Annuity, Survival Function and Life Table, Types of insurance and Premium. 本文首先简要说明了保险精算的起源以及发展的趋势，介绍了保险精算的一些基本理论：利息理论和年金的概念，生存函数的推导以及生命表的构成，寿险的基本形式和保费的定义。
- Employment of empirical methods, as in science. 经验方法的运用，例如在科学中
- Survival is our first imperative. 我们当务之急是设法生存下来。
- Geometrical theorems grew out of empirical methods. 几何定理是从经验得出的。
- That fashion is a survival from the 1930s. 那种时装是三十年代的遗风。
- The old man is a survival of the past age. 这老人乃上一个时代的遗老。
- A constant, variable, function name, or expression. 一种常数、变量、函数名或表达式。
- Today the survival of our species is threatened. 今天人类的生存受到了威胁。
- Does our only hope of survival lie in disarmament? 我们求生的唯一希望就在於裁军吗?
- A tissue is a group of similar cells which have an identical general function. 组织是一组具有相同的一般机能的类似细胞。
- What is his function on the committee? 他在委员会里担任什么职务?
- The sofa can also function as a bed. 这沙发也可以当床。
- We need food and water for survival. 我们为了生存需要食物和水。
- Some English adverbs function as adjectives. 英语中有些副词可作形容词用。
- The heart performs a vital bodily function. 心脏起著维持生命的重要作用。
- A maximum or minimum value of a function. 极大值，极小值函数的最大值或最小值
- This industry depends for its survival on government subsidies. 这个行业靠政府津贴而得以维持。
