障碍

In chapter 2, the basic ideas of binomial pricing model are concerned, we discuss binomial pricing model of discrete up-and-out calls and show the formula, it extends binomial pricing model of European option. It is then followed by the discussion of the structure and thought of trinomial pricing model, the formula of barrier option is derived. At last, we provide mixed trinomial pricing model.

第二章，首先介绍了二项式定价模型的基本思想，推导出了障碍期权的二项式定价公式，此式推广了标准的二项式定价公式；其次，介绍了三项式定价模型的构造及基本思想，得出了障碍期权的三项式定价模型；最后，推广了三项式定价模型，提出了混合型三项式定价模型。

What unanticipated obstacles arose and what did you do to cope with them?

遇到了哪些未预料的障碍，您如何克服这些障碍？

The psychological barrier of the unsuccessful middle school students in urban areas is shown as inferiority complex, study weariness, dependence, fear, unsociability and indifference, the solutions to which lie in a joint effort of the school, teachers, families and the society.

城市普通中学初中学困生表现出来的心理障碍类型有：自卑心理、厌学心理、依赖心理、畏惧心理、孤僻心理和无所谓心理。解决这些障碍需要学校、教师、家庭和社会的共同努力。

However,owing to the unsoundness of our market economic system,putting ESO in practice at present time will suffer from many drawbacks.which lie at the aspects of law and regulation market system corporation harness,even at the aspect of people s idea and consciousness.How to overcome and solve those drawbacks effectively is a key problem whether ESO will bring practical effect or not in China.

但是，由于我国市场经济体系尚未完善，现阶段在我国推行ESO制度，无论在法律法规、市场体系、公司治理结构还是人们的思想认识方面都存在很多的障碍，如何有效地克服、解决这些障碍将是决定ESO制度能否在我国产生实际效应的关键所在。

My understanding is that past life regressions can have a healing impact on deep mysterious personal blocks that are untreatable through other frames of reference.

我的理解是，前世回归可以帮我愈合我神秘的个人障碍，这些障碍在其他参考框架中是无法治愈的。

Objective Endothelial dysfunction, characterized by impaired endothelium-dependent vasodilatation, is now considered as the common path toward cardiovascular disease.

内皮细胞损伤导致的血管内皮功能障碍目前被认为是诱发许多心脑血管疾病的共同环节，其中血管内皮舒张功能的受损是血管内皮功能障碍的重要特征之一。

BACKGROUND: Emotional disorder of venereal disease is one of thecommon psychological obstacle in the department of dermatology in generalhospital.

背景：性病情绪障碍是综合医院皮肤科常见的精神心理障碍。

Even when the bishop has faculties for each impediment taken separately he cannot (unless he possesses the faculty known as de cumulo) use his various faculties simultaneously in a case where, all the impediments being public, one of them exceeds his ordinary faculties, it is not necessary for a bishop to delegate his faculties to his vicars-general; since 1897 they are always granted to the bishop as ordinary, therefore to the vicar-general also.

甚至当主教已院系每个障碍分开，他不能（除非他拥有学院被称为德cumulo ）运用自己的各种院系，同时在一个案件中，所有的障碍，正在市民，其中一人，超过了他的普通学院，它是没有必要为枢机主教，以授其院系他vicars干事；以来， 1897年，他们永远是批给主教作为普通的事情，所以向副主教干事还。

But we should also admit that there really are obstacles, a number of which, though not all, are created wittingly.

而且还得承认，确实是障碍重重，这个障碍有些是有意识的，有些是无意识的，两种情况都有。

The site and sige of hematoma and its peripheral edema cause various clinical manifest. Oculomotor neucli, trochlear nucleiss, abducens nucleiss, medial longitudinal fasciculas and lateral gage center in pons are all concentrated in brainstem.

由于锥体束贯穿整个脑干，因此运动功能障碍是脑干出血最多见的神经系统体征，且运动障碍的表现形式多样，可出现偏瘫、交叉瘫、四肢瘫等。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。