地方病

The impact of that was an endemic rate of goitre throughout the whole population of more than 30 per cent, and in children between the ages of seven and 14 years the average rate of goitre ranged between 50 and 66 per cent.

其结果就是甲状腺肿的地方病比例占全部人口的30%以上，其中在7-14岁之间的儿童中间，甲状腺肿患病率在50%-66%之间。

Denmark is free from all exotic diseases the last recorded case of hog cholera was in 1933 plus there is a major research programme in place to control endemic and new diseases such as PRRS and PMWS.

丹麦是摆脱所有外来疾病的最后记录案件猪瘟是在1933年另外还有一个重大的研究方案，以控制地方病和新的疾病，如蓝耳病和PMWS。

The basic reproductive number is the average of secondary infections produced by a typical infective during the entire period of infectiousness .

在研究中对这些模型引入了再生数，其意义为一个病人在染病期内平均感染的人数，再生数决定平衡解的稳定性及地方病平衡点的存在性。

Objective To review the experience of surgical management of intrathoracic goiter,this study was to assess the clinical types,manifestation,and diagnosis of it.

中国地方病学杂志000222 摘要目的总结胸内甲状腺肿外科治疗经验，探讨其分类、临床特点和诊断方法。

We discussed the positive invariant set,the exsistence and the stability of the equilibrium by the stability theory of ordinary differential equation and the conditions for the global asymptotic stability of the disease-free equilibrium and the endemic equilibrium are obtained.

本文讨论了模型的正不变集，运用微分方程稳定性理论分析了模型平衡点的存在性及稳定性，得出了疾病消除平衡点和地方病平衡点的全局渐进稳定的充分条件。

Take a look and see the endemic red and black lechwe antelopes in the Kafue Flats at Lochinvar, as well as the Busanga and Bangweulu Plains.

来看看，看看地方病红色和黑色驴羚羚羊在卡富埃单位在洛钦瓦尔，以及为布桑加和bangweulu平原。

By Lasalle invariant theorem and Liapunov function, the global asymptotical stability of disease free equilibrium and the endemic equilibrium is proved.

利用La-salle不变原理和Liapunov函数得到了无病平衡点和地方病平衡点全局渐近稳定。

Furthermore,conditions for the uniform persistence of disease and conditions for global stability of the disease-free equi- librium and the endemic equilibrium are obtained by Liapunov method and by analyzing the property of flow on the boundary,respectively.

进一步讨论了疾病持续存在与无病平衡点和地方病平衡点全局稳定的条件。

Finally, the condition for the local stability of the endemic equilibrium is given.

最后给出地方病平衡态局部渐近稳定的条件。

Molecular biology is an important means to study the pathogeny and mechanism of endemic disease.

地方病的病因、发病机理研究中，分子生物学已经成为研究的重要手段。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了