概况

This paper introduces the food refrigerated theory and the basis of the current industry refrigerated developments in the situation; And then in the long cylindrical-shaped food heat conduction process and the mathematical model using the method of differential thermal conduction equations for discrete, Programming come through long cylindrical-shaped food cooling process numerical solution; After further analysis of numerical solution of the test results; Finally, the impact of the cooling process food all relevant factors, such as moisture content, wind speed and temperature of the cooling medium for in-depth research, while comparing the different shapes of food to food cooling process.

本文首先介绍了有关食品冷冻冷藏的基础理论和目前冷冻冷藏行业的发展的发展概况；然后研究了长圆柱状食品热传导过程的数学模型并利用差分的方法对热传导方程进行离散，通过编程得出长圆柱状食品冷却过程的数值解；之后再分析解对数值解的结果进行验证；最后对影响食品冷却过程的各相关因素，如含水率、风速和冷却介质温度等进行了深入的研究，同时又对比了不同形状的食品对食品冷却过程的影响。

Based on many published papers in recent years on the subject of disrupture of ozonic layer due to Freon's action,this paper introduce the great problem of enviromen

本文以近几年报刊上有关氟利昂破坏臭氧层的诸多文章为依据综合整理而成，目的是使工程技术人员能较系统地了解这一重大环境问题的概况。

This paper describes the research of DN.??

本研究简述DN的研究概况。？？

This web site provides information about DNR introduction, education, environment, meetings, news, publications, regulations, etc.

本网站提供了概况介绍、教育、环境、会议、新闻、出版物、法律法规等相关信息。

Fire science in domestic and abroad and assessment of concrete structure subject to fire suitable to our country were summarized.

总结了国内外火灾科学的研究概况，归纳了适合我国的较常用的火灾后混凝土结构的检测评定方法，探讨了在用建筑物的防火安全评估方法，提出了本课题的研究思路。

This study involves a review of the historical development of the dragon dance and other related literature on the activity.

本论文先就台湾舞龙渊源做详细的探讨和论述，接著再对台湾舞龙的概况加以说明。

This thesis had a detailed description of the marketing development and strategy of DS company in China.

本文详细介绍了DS公司的基本概况以及在中国市场的发展历程。

The general situation of development of underground dump truck and its market analysis in China were summarized.

综述了地下矿用自卸汽车的发展概况和国内市场分析。

The author summarizes the general situation of development and structure features of underground dump truck.

本文综述了井下矿用自卸汽车的发展概况和结构特点。

The production situation, trading, import and export of dyestuff and organic pigment in 2005 were introduced.

介绍2005年我国染料、有机颜料生产经营和进出口概况。

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％。