冷的

Forward extruding for hollow pinion gear, compound extruding for housing gear and upending extruding for shaft gear and their forming conditions and processes were analyzed.

介绍了带孔小齿轮的正挤压直接成形、带壳小齿轮的复合挤压成形和带轴齿轮的镦挤成形等传统冷挤压方法，以及上述各类齿轮的冷挤压成形条件和工作过程。

This paper brings forward a resolvent, which is to design a new type of a low hood that without water-cooling framework.

针对我国矿热炉金属水冷骨架式矮烟罩破裂漏水的问题，提出一种新的解决方法——设计一种新型的组合式无水冷骨架的矮烟罩装置。

The cooling capacity and the surface temperature of the radiant ceiling and floor are the key to the design and operation of the air-conditioning system.

系统的供冷能力和楼板上下表面温度是空调供冷系统运行和调节的关键参数，研究它们与影响因素之间的关系是十分重要的。

A new direct chill casting model based on the proCAST software characterizes heat and stress conditions and solidification criteria, and assists in predicting crack formation during aluminum casting.

直冷模铸造的建模和优化，可以减少铸锭开裂这种新的直冷铸造模型是在正面铸造软件的基础上描述在压力和应力状态和凝固标准下预测铝合金铸造过程中裂纹的形成方式。

The results show that new residual stress is about 6MPa under air-cooled normalizing; due to chilling effect of surface quenching, the temperature differences between coarse bar and thin bar in stress frame, and between surface and core of the coarse bar are tremendous; in quenching process, the stress of the certain areas in the coarse bar is maximum at 2s, more than 420MPa, the stress frame casting has the bigger possibilities of fracture.

结果表明，正火空冷时新产生的残余热应力约6MPa；淬火时由于表面激冷作用，应力框在粗细杆间及粗杆的表面和芯部都有巨大温差；铸件在淬火的过程中，粗杆的某些部位在2s时等效应力达到最大，超过了420MPa，极有可能导致铸件断裂。

While the oscillating flow cycle-averaged pressure drop for a Nylon wire screen regenerator is larger than that for a stainless steel regenerator, which is 3 to 5 times higher than that in a steady flow.

这一结果与其他相关文献的结论基本吻合。对於非金属蓄冷器，发现它的平均压降要大於金属蓄冷器的平均压降，是相同条件下稳定流动的3~5倍。

Then, based on the "U" distribution of the flashover voltage values of composite insulators with the increase of the temperature cycle in the cold fog, the flashover performance evaluation method is brought forward.

根据冷雾中随着温度循环次数的增加试样的闪络电压呈&U&形分布的特征，提出冷雾中复合绝缘子污闪特性的评价方法。

The project of the application of the conductive plastics for the partial freeze-up on ice-on-coil tank is useful to further develop the application of conductive plastics and to improve heat transfer of the ice thermal storage.

尝试将导热塑料用于蓄冷系统，进行改进传统的蓄冷方式的研究，对蓄冰盘管系统的进一步发展和应用具有一定的指导意义和参考价值。

Hardness of malleable cast iron decreases with the increase of Si content after cooling and water quenching; while the hardness increases with the increase of Si content after furnace cooling and oil quenching.

在空冷和水淬后，可锻铸铁的硬度随硅含量的增加而降低；在炉冷和油淬后，可锻铸铁的硬度随硅含量的增加而升高。

The company has first-class production technology and advanced production equipment, strong design capability, the company now imports 20 Units cold heading equipment, homemade cold heading machine and instrument lathe 30 Units 20 Units.

公司拥有一流的的生产技术和先进的生产设备，雄厚的设计能力，公司现进口冷镦设备20台，国产冷镦机30台及仪表车床20余台。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。