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Regenerative cooling is the most widely used method of cooling a combustion chamber and is accomplished by flowing high-velocity coolant over the back side of the chamber hot gas wall to convectively cool the hot gas liner.

再生冷却是最广泛使用的方法冷却燃烧室和是通过流动的高冷却速度超过回到会议厅一侧的热气体墙convectively冷却热气体班轮。

There are three kinds of drying systems: hot air drying, dehumidify ing drying, and natural drying; however, hot air drying is the most popular drying system.

本研究的目的为探讨热能回收技术的效能，在热风干燥系统中设计和研制排放湿热气和进入空气接触的热能回收装置，达到加热进气温度，减少干燥作业所需能源。

In this article, by comparative research of the basic principles, agents, methods and effects of the hot metal pretreatments of desiliconization, dephosphorization and desulphurization, the writer defines that the converter-shaped pretreatment of desiliconization, dephosphorization and desulphurization has become the key pretreatment technique of the hot metal for its fine effect, low cost, and outstanding economic and environmentally friendly advantages.

本文通过对铁水预脱硅、脱磷、脱硫基本原理、预处理剂、预处理方法和处理效果的比较研究，明确了转炉型&三脱&工艺因其效果好，成本低和突出的经济、环保优势成为铁水&三脱&预处理的主流工艺。

The optimal order of hot metal pretreatment is obtained by comparing different powder and order with thermodynamic computation, that is hot metal desulphurization→desiliconization and dephosphorization.

北京科技大学冶金与生态工程学院，北京100083）摘要：通过对不同三脱剂、不同处理顺序的热力学计算比较得出最佳铁水预处理顺序为：预处理脱硫－预处理脱硅、脱磷。

The hot metal pretreatment mode is confirmed as: hot metal － desulphurization by KR in ladle—desiliconization and dephosphorization in converter.

铁水预处理工艺模式确定为：高炉铁水－铁水包 KR 法脱硫－专用转炉脱硅、脱磷。

As to the CVC hot strip mills which spread to the world soon after its boom in the 1980s, this paper analyzes its dissymmetric CVC roll surface curves, and builds dissymmetric rolls elastic deforming model and crown and shape calculation model of CVC hot strip mills.

对八十年代兴起并得到迅速推广的CVC热带钢连轧机，本文对其非对称CVC辊型特点进行了分析，建立了非对称问题的辊系弹性变形模型，并研究了CVC热连轧机板凸度和板形计算模型。

Compared the spacial features for the estival extreme high temperature and the hot days in Shandong Province from 1961 to 1990 with that from 1971 to 2000,it indicates that there is evident regional difference for the Climatic change of it,the hot days in the eastern increased but decreased in the western.

对比分析山东省夏季1961～1990年和1971～2000年前后30年极端最高气温和高温日数的分布和变化，得知山东省夏季高温的气候变化存在明显的地域性差异，东部地区高温有所增多，西部地区明显减少。

The clarified air goes into the drying tower after being heated, and then use two or three fluid nozzle to atomize the liquid into small dripping that will exchage the heating with the hot air to evaporize the water content in the liquid, the water content will be discharged as the hot air comes out, and finally the powder or particle products comes out.

洁净空气加热后进入干燥塔，在塔内热风中用二流体喷嘴将各种料液雾化成微小液滴，与热风进行快速热交换，蒸发掉液料中的水份，并随热风排出，得到粉状或颗粒状产品。

The train crew told us he was freezing, afterwards many crews brought different of kinds of hot food to the carriage behind ours, it cost much to have these free hot food (The food on the Ghan are pricey with a little amount).

火车服务员说他被冻坏了，之后，我看到好几个火车服务员拿著不同的热食到后面的车箱，这一些免费的热食得来真不易（火车上的食物真的是又贵量又少）。

Building-type air cooled cool water and hot water unit is central air-conditioning system using the air as the refrigeration source , the water as the refrigeration agent . As the equipment integrating the refrigeration and hearting generation , the air cooled water and hot waterunit omits the cooling tower and its corresponding tube system , its structure is simple and economizes much installation space , the maintenance and management is very convenient , the utilization is wide .

户式风冷冷热水机组是以空气为冷源，以水为供冷介质的中央空调机组，作为冷热兼用型的一体化设备，户式风冷冷热水机组省却了冷却塔及相应管道系统等许多附件，系统结构简单，安装空间节省，维护管理方便且节约能源，适用广泛。

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％。