分析者

Predator-prey models ; Functional response ; Constant rate stocking ; Limit cycle

1模型与平衡点分析考虑捕食者无密度制约，食饵具有非线性功能反应函数

Regression analyses of motor gasoline demanding models in Taiwan followed by the influences of gasohol strategies, such as planting energy crops to produce bio-ethanol fuel or importing bio-ethanol fuel to promote E3, enable Taiwan government to forecast the future motor gasoline demands.

并以主要能源消耗者之ㄧ的运输部门为例，建构台湾地区车用汽油需求模型，模拟未来台湾地区车用汽油需求量，情境分析政府自产生质酒精或进口生质酒精以推广E3汽油政策之成效评估。

Of the 26 cases, 20 were treated using the method of aliform separation of glans, of the other 6 cases whose glandes were poorly developed were treated using the method of aliform separation of glans combined with compacted ventral pedicle preputial flap.

对一组尿道下裂修复术的龟头塑形方法进行分析，26例患者，20例采用翼状分离龟头成形，6例龟头发育较差者，采用翼状分离加龟头腹侧带蒂包皮瓣嵌插成形以增大龟头。

This thesis is based on Becker's subjective expected utility theory. This thesis analyses crimes by economic perspectives and from criminals' viewpoint regarding cost and benefit. Besides, based on crime deterrence theory, this thesis applies crime examples to deliberate on social, economic and political variables' influence on crime rates of grand total crime, larceny and violent crime.

中文摘要本文主要系以Becker的主观预期效用理论为基础架构，尝试以经济学的观点来分析犯罪行为，从犯罪者的角度，考虑其犯罪成本与利益，再根据犯罪吓阻理论，以实证来探讨社会、经济及政治因素的变动对全般刑案、窃盗及暴力等三种类型犯罪发生率的影响。

Objective To explore the methods which can improve the rate of screening and prenatal diagnosis detection for haemophilia A carrier by DNA polymorphism linkage analysis.

目的 探讨提高运用DNA多态性连锁分析对血发病A携带者进行筛查及产前诊断检出率的途径。

Through the study on sexual categorizing, analysis of the feature of sexual behavior, the psychology of the harasser and the reasons caused by sexual harassing behavior, we get access to a whole recognition of sexual harassing behavior.

通过对性骚扰行为进行分类，分析性骚扰行为的特征、骚扰者的心理状态、性骚扰行为产生的原因的研究，使我们对性骚扰行为有全面的认识。

At the same time, the structure and function of the DSS are given, which have stated significance for supporting decision of hedger.

同时，提出了以此分析为基础的DSS系统结构和功能，对辅助套期保值者决策有一定的指导意义。

Our analysis shows that it is important to have a reasonable yardstick to assess the relative merits of competing models. Based on the viewpoint of a hedger, we recommend the hedging error to be the loss function in judging out-of-sample performance.

我们的分析显示用一个合理的评价标准去衡量不同模型间相对优点是相当重要的，基於避险者的角度，我们建议使用避险误差作为损失函数来评定样本外的绩效。

At the same time, the optimal hedge ratio is derived and analysised theorictically. This leads to the disadvantage of existing model blindly pursuing risk-minimizing and ignoring the hedger's expected return being settled, and provides a futures hedging strategy for hedger.

并从理论上推导和分析了最优套期保值比率，解决了现有模型的一味追求风险最小化而忽略套期保值者期望收益率和交易成本的不足，为套期保值提供了一种优化策略。

The dissertation in depth analyzes the inner relationship between hedging and risk diversification, finds out that the relevance among prices or returns of different assets is the common basis for hedging and portfolio selection,and presents the notion of hedging portfolio selection referring to portfolio selection theory,which means that hedgers choose optimal hedging portfolio from a set of feasible hedging tools considering risky elements and hedger\'s real requirements during the course of hedging.

本文深入分析了套期保值与风险分散化思想的内在联系，指出资产之间价格的相关性是套期保值问题和资产组合选择问题的共同基础，提出应该在真正的资产组合选择理论意义上研究套期保值问题的研究思路，即在充分考虑套期保值过程中各种风险因素和套期保值者实际要求的基础上从可供选择的套期保值工具集合中选择最优套期保值组合，并称这种研究套期保值的方法为套期保值组合选择。

She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了，但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场，你等着挨绳子吧！