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Based on detailed mathematical model of the heat and mass transfer processes in packed-type counterflow liquid desiccant systems, a set of linear ordinary differential equations describing the transfer processes is obtained by some appropriate simplications.

在建立逆流填料式液体除湿系统传热传质过程的数学模型基础上，通过合理的简化处理，导出了描述这一热质传递过程的常微分方程组，得到了相应的解析解；并与精确数学模型的数值解进行了对比，二者具有良好的吻合性；利用解析解分析了各参数对除湿性能的影响；所得解析解具有较好的理论及应用价

Based on detailed mathematical model of the heat and mass transfer processes in packed type counterflow liquid desiccant systems,a set of linear ordinary differential equations describing the tramsfer processes is obtained by some appropriate simplications.

通过对逆流填料式液体除湿系统传热传质过程数学模型的合理简化，推导出描述这一热质传递过程的常微分方程组的分析解，并与未简化数学模型的数值解作对比，二者具有良好的吻合性。

The improved experiment device of interference of sound wave can feel the interference countervail and strengthening of sound in ordinary lab, and measure the sound velocity.

本文给出了改进声波干涉实验装置的具体方案，该改进装置可在普通实验室内感受声音的干涉相消和干涉加强现象，并能测定声速和频率。

In the next day, the county seat it actually moved a pair of ordinary husband and wife.

而在第二天，县城里却搬来了一对平凡的小夫妻。

Based on the dynamics fundamental equation, the rigid ships rolling coupled oscillation model was established, then the definite condition of the coupled oscillation equation under the regular transverse wave and first-order ordinary differential equations were presented. The ship vibration rule under the regular transverse wave was analyzed by examples, simultaneously the influence of damping coefficient on the vibration type was discussed.

基于动力学基本方程，首先建立了刚性船舶横摇的耦合振动方程，然后给出了在规则横浪激励下的耦合振动方程的定解条件和一阶常微分方程组，最后通过算例计算了在规则横浪作用下船舶的振动规律，同时研究了阻尼系数等参数对其振动规律的影响情况。

As Courbet suggests, to record the ordinary and the simple is to record and reveal history.

正如库尔贝所说的那样，记录普通和平凡，就是记录历史并揭示历史。

The distance the courser covers a day can be reached by the ordinary horse ten days.

那骏马一天能跑千里，劣马走十天也就能达到了。

But if covering the endless course in order to catch up with the endless route,the ordinary horse will never catch up with the courser even though he runs to bone broken and walks to foot broken.

但如果要去走尽没有穷尽的路途、赶那无限的行程，那么劣马就是跑断了骨头，走断了脚筋，一辈子也是不可能赶上骏马的。

People who lived in that society, even in these days have always possessed the concept that the combination between a courtesan and an ordinary man is impracticable, unthinkable.

人是社会的人，甚至在当今，社会上的人早已形成了一种观念，对于妓女与普通人的结合有怀疑的，也有否定的。

This is a place in the story of ordinary hospital courtyard.

这是一个发生在普普通通的天井院内的故事。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。