冷却循环

The test of coffin model thermal-fatigue in notched plate specimen of the4Cr5MoSiV1 steel has been made, by self-made testing machine of the highfrequency heating and the draught quenching.

利用自制的高频感应加热、吹风冷却式试验机，对4Cr5MoSiVl钢缺口板状试样进行了Coffin型热疲劳试验。记录了热循环次数、热疲劳裂纹长度、试样中热应力变化之间的关系。

The drum,screw, screen changer and die head are made of high quality alloyed steel (38CrMOAIA) with high hardness, strong corrosion resistance and long operating life after nitrogen treatment.

螺杆、料筒、换网器、模头均选用优质合金钢（38CrMoAIA），经氮化处理，硬度高、防腐能力强、使用寿命长；模头为衣架式支管递减型，流道利于熔料流动、无滞留现象，片材厚度均匀；压光琨内采用螺旋往复式水槽，水循环冷却，效果极佳；模头、换网器、料筒温度分段控制，整机传动同步运行。

5 Nonrefrigerated tank: A container that stores material in a liquid state without the aid of refrigeration either by evaporation of the tank contents or by a circulating refrigeration system.

未冷却储罐：一种在不使用蒸发存储物质的方法或循环制冷系统进行制冷的情况下以液态存储物料的容器。

The results of the test show that. HYDRAcap60 UF can effetely remove the suspended solid and reduce the content of colloid in the circulating cooling water. The quality and the quantity can meet the requirement of reverse osmosis system.

结果表明，HYDRAcap60 超滤可有效去除循环冷却排污水中的悬浮物、降低胶体含量，产水的水质、水量完全满足反渗透膜进水要求。

Exciters are direct - current generators usually mounted on the generator shaft.

这个冷空气的冷却通常可用一组循环水的方法实现，并且使用前一定要干燥。

The consuming water in a fire power plant, circulating cooling water accounts for absolute proportion, about more than 90% of the total.

而在火力发电厂耗水中，循环冷却水量占了绝大比例，约占全厂用水量的90%以上。

The review also pays close attention to more recent efforts: utilization of such devices in pressure-gain combustors, ultra-micro gas turbines, and water refrigeration systems, highlighting possible further efforts on this topic.

本文还特别关注了近期的研究情况，例如波转子在压力增益燃烧器、超微燃气涡轮、水循环冷却系统等领域的应用。

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One DZJ series of adjustable eccentric torque vibration pile hammers, GPE series of cooling water cycle vibration hammer and MD series hydraulic drill holes in the main exported to Japan.

其中DZJ系列可调偏心力矩振动桩锤、GPE系列水循环冷却振动锤及MD系列中孔液压式钻机主要出口日本。

At the same time, DG4 can kill bacterium perfectly, the bactericidal ratio to sulfate-reducing bacteria and iron bacteria is 99.8% and 98.9%.According to the results, it can conclude that DG4 is a new highly effective corrosion and scale inhibitor and bactericide. Besides that, DG4 is more economic and environment-friendly.

DG4具有良好的缓蚀、阻垢和杀菌能力，是一种高效、环保型的多功能水处理剂，配方加以完善后能广泛的用于热电厂、中央空调等铜系设备的循环冷却水中。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。