From the HJB equation satisfied by the value function V ( x), we find the optimal stopping time τ.

Abstract: This paper gives a proof of a comparison theorem on the viscosity solution of HJB Equation.

文摘：证明了与随机控制问题有关的动态规划方程粘性解的比较定理。

Through the dynamic programming principle, we got the HJB equation which the optimal policy should satisfy.

通过动态规划原理，我们得到了最优策略应该满足的HIB方程。

HJB Equations Subject to Stochastic Control Theory and Securities Investment Models

随机控制的HJB方程与证券投资模型

Main source: coal-fired power plants and automobile exhaust.

主要来源: 汽车尾气和 燃煤 发电厂.

Serious even causes automobile exhaust exceeding the allowed figure.

严重的甚至导致汽车尾气超标.

The reduction of car exhaust is good for all mankind.

汽车尾气减排是对全人类的福祉.

Objective To evaluate the damage caused by high intensity ultrasound ( HIU) on tumor micro-vessels.

目的观察高强度超声（HIU）对肿瘤细胞和增生血管的破坏作用。

Discussing the effectiveness of rabbit late stage lung cancer treated by HIU.

探讨了高强度超声治疗兔晚期肺癌的有效性。

Experimental Study on Immunological Response Following HIU Treatment for Rabbits with Transplanted Neoplasm

高强度超声治疗对荷瘤兔免疫功能的影响

Outcome of Wound Healing After HIU Treatment in Rabbit Liver Carcinoma

高强度超声损伤兔肝肿瘤的病理转归

Peng Liyuan this first deduction unusual exquisite, her singing sound exquisite, clearing, half moon crawls lets the human be affected.

彭丽媛把这首演绎的非常的优美，她的歌声细腻、清馨，半个月亮爬上来让人非常感动。

Quanzhou Gaojia Opera, one of the five operas in Fujian, is actived in Quanzhou area, together ed with the Liyuan Opera.

泉州高甲戏是福建省五大剧种之一，与梨园戏一起活跃于泉州的泉腔剧种。

For initial introduction so drastic, Heidelberg equipment Liyuan has its own common language-entrepreneurs have to spend money on " " blade.

对于在创业初期就如此大刀阔斧引进海德堡设备，郭建宏有自己的道理——创业者一定要把钱花在“刀刃”上。

Liyuan Zhi study was to the door of the woman, usually brandish a knife to the gun used to, although frightened, or Yi Yan shut the door.

李沅芷究是将门之女，平时抡刀使枪惯了的，虽然惊慌，还是依言关上了门。

China's new First Lady, Peng Liyuan, has become something of a global style icon on her first official state visit.

首次出访的中国新任第一夫人彭丽媛，俨然已经成为全球时尚偶像。

Until a few months LiYuan, after they occupied the sui dynasty foothold changan.

李渊势如破竹，几月之后便占领隋朝立足之地长安。

Golf International Garden is located west of Jiangning Development Zone, Liyuan Road, Tai Road south, too three-way north, the east by four.

南京高尔夫国际花园地处江宁开发区利源中路以西，太二路以南，太三路以北，经四路以东。

Conclusion: HJD can improve clinical symptom and lesions of the post-operative gastroesophageal reflux disease with esophageal or cardiac cancer significantly and it has better curative effect than control group.

结论和胃降逆汤能明显改善食管贲门癌术后食管反流病患者的临床症状及粘膜损伤，疗效优于对照组。

HJD could effectively reduce the blood lipid level and enhance the proliferation, adhesion, migration, tubular structure formation ability of EPCs. 3.

黄连解毒汤可有效降低血脂水平，增强EPCs增殖能力、粘附能力、迁移能力、管状结构形成能力。

Objective To observe the therapeutic effect of Huoxue Jieyu decoction ( HJD) on patients with depression after craniotomy.

目的探讨丁香柿蒂汤加减配合穴位封闭疗法对开颅术后呃逆的治疗效果。