Lack of dry season rainfall, coupled with competition for grazing at the ephemeral wetland boundary, and an increase in predation pressure could have provided a trigger for the decline of roan earlier than the general broad scale habitat deterioration of the northern plains landscape.

He was a tall, savage-looking young fellow, mounted on a powerful roan horse, and clad in the rough dress of a hunter, with a long rifle slung over his shoulders.

这是一个高高身材、面目粗野的年轻小伙子，骑着一匹身带灰白斑点的骏马，身上穿着一件结实的粗布猎服，肩上背着一只长筒来复枪。

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Vernon Roan: We do recognize that this is a long term technology, so its going to take years of continued R& D, and a lot of effort on the part of industry as well as government.

弗农罗安：我们意识到这项技术走向成熟还需要很长的时间，在接下来几年里我们会一直投入研发工作，同时企业和政府也需要花费很大的努力。

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Broadly described, drought, associated habitat deterioration and concomitant competition for grazing by generalist herbivores were possible hypotheses explaining the decline of the roan population.

干旱和由此导致的生境退化以及随之产生的食草动物之间的采食竞争是解释马羚种群数量下降的可能假说。

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Ching-Yue Roan: Are designers descended from Dionysus?

阮庆岳：设计者是酒神的后裔吗？

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Blue or liver roan;

兰色或肝色的杂色。

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Older stud books list roan as an Akhal-Teke color, although this line seems to have died out.

旧螺柱书籍作为阿克哈-塔克马的颜色列表罗安，虽然此行似乎已经死了。

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And while the costs of making fuel cells remain high, Roan said they've dropped by 30 percent in the last two years.

尽管制造燃料电池的成本居高不下，罗安表示这一成本近两年来已经下降了30%。

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Played five dollars on the roan horse.

在花毛马上赌五美元。

provided by jukuu

Freely Implementation of Image Roan with VB Delphi

利用VB、Delphi轻松实现图象漫游

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Roan, what happened? I lost video.

罗恩，怎么了，我看不到画面了

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He roused the American people Roan outburst of moral indignation.

他激起了美国民众的强烈义愤。

provided by jukuu

Roan said theres still not a good way to carry significant amounts of hydrogen for long distances.

罗安表示，目前没有什么好方法能远距离运输大量的氢。

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Secondly, stock index futures' risk management function is helpful to decrease the volatility of stocks market.

第二，股指期货风险管理功能有助于降低股市波动，作用直观、明显。

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User's Willing-to-pay Model for Pricing Road Based on Risk Utility Function

基于风险效用函数的收费道路使用者支付意愿模型

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Construction of compound risk tendency function and new explanation on risk attitude

复合型风险倾向函数构造和人们对风险态度的新解释

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I mainly analyze the security mechanism of risk isolation function.

本文第三章是重点章节，主要介绍商事信托风险隔离功能的保障性机制。

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They don't understand the risk management function of it.

人们没有意识到其所起的风险管理职能。

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Under the conjugate prior distribution, the Bayes estimators of the loss function and risk function for the estimators of Parameter 1/ θ of Γ( r,θ) are investigated. Then the property and the rationality of the Bayes estimators are discussed.

在共轭先验分布下本文给出了Γ分布Γ（r，θ）中参数1/θ的估计的损失函数和风险函数不同的Bayes估计，并讨论了各种Bayes估计的性质，进而指出各种Bayes估计的合理性。

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Firstly, under the conjugate prior distribution, we obtain the Bayes estimators of the loss function and risk function for Γ parameter estimator and normal variance estimator, also discuss the conservative property and the rationality of these Bayes estimators.

首先，在共轭先验分布下给出了Γ分布参数估计，正态分布方差估计的损失函数和风险函数的Bayes估计，并讨论了它们的保守性质和合理性。

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Abstract: For the normal distribution N(μ,σ 2), when σ 2 is known, the Bayesian estimators of loss function and risk function under different criterions are obtained, and the properties of these estimators are also studied.

本文给出了在方差已知的情况下，正态分布期望参数的估计的损失与风险在不同的先验分布下的贝叶斯估计，并研究了其性质。

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