changes and regional disparity of total factor productivity of china's logistics industry: an empirical study based on stochastic frontier model

  • 中国物流业全要素生产率变动与地区差异&基于随机前沿模型的实证分析
  • 来源:互联网摘选更新时间:2026-07-13 22:11:56

  • 重点词汇
  • modeln.模型;模特儿;模式;典型;
  • ofprep. 关于;属于…的;由…制成;
  • stochasticadj.随机的;
  • based on基于;以……为基础
  • logisticsn.后勤;物流;组织工作;
  • changesn. (会令人感兴趣或可喜的)变化( change的名词复数 );换车;辅币;变迁;
  • anart. 一;一个;(用于元音音素开头的单词前)
  • totaln.总数;
  • industryn.工业;产业(经济词汇);工业界;勤劳;
  • 相关例句
1、

deterministic frontier model and its application in calculating of technical efficiency of intensive freshwater fish producing in china

确定性前沿模型及其在测定我国农户精养淡水鱼技术效率中的应用

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2、

the formation, development and sorting of the frontier model for biological technological enterprises was narrated.

综述了前沿模型的产生、发展、分类,并在此基础上根据2004年度中国主要生物科技上市公司样本数据,尝试构建中国生物科技企业前沿模型。

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3、

empirical study of excess returns in chinese initial public offerings: stochastic frontier model

基于随机边界定价模型的新股短期收益研究

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4、

stochastic frontier model with spatial error autocorrelation and its estimation

空间误差自相关随机前沿模型及其估计

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5、

study on the establishment and application of frontier model of biological technological enterprises in china

中国生物科技企业前沿模型的构建与应用研究

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6、

research on simulation of management error term of stochastic frontier model

随机前沿面模型中管理偏差项的模拟研究

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7、

harry markowitz in 1952 first proposed the mean-variance and the efficient frontier model which laid a solid foundation for the modern portfolio theory.

马柯维茨(H.M.Markowitz)在1952年首次提出了均值&方差分析方法和投资组合有效边界模型,为现代投资组合理论奠定了坚实的基础。

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8、

after the free weights are preassigned , the new algorithm can find the target weights of the other layer by solving linear equation sets.

新算法不再采用误差反向传播原理,而是选择一层自由权,通过求解线性方程组求得另一层待求权。

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9、

a term applied to a circuit or method of working in which data is transmitted in only one preassigned direction.

用於一个电路或工作方式的一种术语,其中数据传输仅以一个预定的方向进行。

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10、

each user is allocated preassigned time slots for transmission irrespective whether the data is ready to send or not.

用户被预先指定了传输的时间片无论他是否有数据要发。

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11、

the next step is artificial general intelligence: an algorithm that will not have to be taught a specific skill such as a game of chess or a new language, but will acquire it through trial and error, just as a child does.

下一步是通用型人工智能:这种算法不需要被教授具体技能(例如下棋或一门新的语言),而是会通过试错法来习得技能,就像儿童所做的那样。

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12、

this is the definition of artificial general intelligence--agi, which has been the holy grail of ai research since its inception.

这就成了通用人工智能--缩写是AGI,从一开始它就是人工智能研究最终的圣杯。

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13、

it is difficult to predict how long it will take to develop human-level artificial general intelligence.

很难预测开发出达到人类水平的人工整体智能将花多少时间。

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14、

generally, the option seller pays relatively low fees and possesses fewer chances for gaining profits.

相对地,期权买方支付较低的费用,获利的机会也有限。

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15、

the price of an option. the sum of money that the option buyer pays and the option seller receives for the rights granted by the option.

期权的价格。买者必须支付给卖方作为将来买进或卖出期货合约的权利价金。

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16、

intracavity and output squeezing of photon noise in driven multi photon lasers

光抽运多光子激光的腔内和输出光子噪声压缩

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17、

photometric determination of ammonia-nitrogen in seawater with indigo phenol-blue

靛酚蓝光度法测定海水中的氨型氮

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18、

at present, the research on the battle damage has gain plentiful and substantial harvest.

目前,在战场损伤研究方面已经取得了比较丰硕的成果。

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19、

let them grow along vernal seedling, send you full year plentiful and substantial and fragrance.

让它们沿着春天的秧苗生长,送给你满年的丰硕与芬芳。

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