tef
英
美
网络 法语水平测试; 法语水平考试; 食物热效应; 毒性当量因子; 因子
双语例句
- Based on the model we established TEF ( Tourist's Ecological Footprint) model, used for measuring the regional TECC.
在该模型基础上建立了旅游者生态足迹模型，用于衡量地区旅游环境承载力。 - From the perspective of cross-cultural pragmatics, the question-answer process in TEF classroom often incurs a series of "face-threatening acts".
从跨文化语用学角度来看，EFL课堂问答过程中往往发生一系列的面子威胁行为。 - Biochemical analysis of chronic hepatic injury model induced by TEF
四乙脂慢性肝损伤模型的生化分析 - Conclusion These findings demonstrate for the first time that the cell transformation and carcinogenesis induced by cadmium are due, at least in part, to the overexpression of TEF 1 δ.
结论镉的细胞转化和致癌作用至少部分因TEF1δ基因的高表达所致。 - This thesis briefly reviews the definition of transient energy function ( TEF) in direct methods and the physical concepts in potential energy boundary surface ( PEBS) approach, followed by a viable strategy for hybrid method analysis.
本文首先简要回顾了直接法中暂态能量函数的定义与势能边界面法的物理背景，给出了一套实用的混合法分析策略。 - In this paper, a method for practical stability domain estimate of power system utilizing topological energy function ( TEF) based on a structure preserving model ( SPM) is presented.
本文论述了基于网络结构保持的拓扑能量函数法评估多机系统暂态稳定域的数学模型与算法。 - Sorption quasi equilibrium time Tsf, sorption rate R and summating sorption rate TR are further defined in this document, the competitive sorption kinetic characteristics can analyzed roundly by them and other kinetics parameters.
文中还进一步定义了吸附准平衡时间Tef、吸附率R、累计吸附率TR等参数，可与其它动力学参数配合对竞争吸附动力学特性进行系统分析。 - According to the data of Chinese Ecological Footprint in 1999, the author calculated and analyzed the TEF of 1999. From the results, most of the provinces and cities were of Tourist Overshoot, their tourist industries were under the unsustainable development.
应用该模型以中国1999年各个地区的生态足迹为基础数据，对旅游者生态足迹进行了计算和分析。 - Using the transient energy functions this paper does a research on the fault course of a single machine infinite bus power system included SMES.
文章运用暂态能量函数法（TEF）分析含超导磁储能装置的单机无穷大系统的故障过程，对超导磁储能装置向系统注入有功，提高系统阻尼和改善系统暂态稳定性进行仿真分析。 - Though, the direct transient stability methods based on transient energy functions ( TEF) can provide quantitative measures of stability such as stability margin and critical clear time, the poor precision caused by the approximation of transient energy functions is fatal.
传统的暂态能量函数直接法虽然能提供稳定裕度，临界切除时间等信息，但由于在电力系统中无法找到严格的李亚普诺夫能量函数，所以其准确性得不到保障。 - This reveals why Lyapunov function methods and TEF methods cannot be applied to transient stability analysis of power systems.
作为最后一篇，综合比较了这些理论和方法，并归纳了李雅普诺夫法和暂态能量函数（TEF）法不适合电力系统暂态稳定性分析的本质原因。 - The application of TEF model to the evaluation research of the sustainable tourism development can objectively and accurately reflects the wastage of tourist activities to the natural resource.
将生态足迹模型运用到旅游可持续发展评价研究中，能够比较真实和客观地反映景区旅游活动对自然资源的消耗量。