电弧

In this study, we evaluated Cr2O3/CrN duplex coating synthesized by PVD cathodic arc deposition processes for potential applications in molding dies Cr2O3/CrN thin films were controlled at the thickness of 3μm Scanning electron microscopy was used to investigate the cross section and thickness.

本研究中，我们以铝压铸模具材料为基材，并利用阴极电弧沈积(Cathodic arc deposition， CAD)法在试片表面沈积厚度3μm之Cr2O3/CrN超硬复层膜，来评估此制程之膜层对高温铝合金之抗熔损性行为。

Disclosed are an adhesive composition for a metal foil which comprises a material wherein a tracking resistance test is carried out according to the IEC method by making a thickness of an adhesive layer 30 to 40 mum, using a copper foil pattern with a width of 4 mm and making a distance between electrodes 0.4 mm, then the adhesive layer dissolves out for the first time when 5 drops or more of an electrolyte are dropped thereon, an adhesive-coated metal foil, a metal-clad laminate, a wiring board, a multi-layer board and a multi-layer wiring board using the same.

本发明公开了一种用于金属薄片的粘合剂组合物，它含有一种材料，其中，抗电弧径迹测试是按照IEC方法进行的，粘合剂层的厚度被做成30至40μm，使用了具有4mm宽度的铜薄片图形，并使电极之间的距离为0.4mm，然后，当5滴或更多的电解液被滴加其上时，粘合剂层被首次溶解掉。使用它的一种粘合剂涂覆的金属薄片，一种金属包覆的层压板，一种多层板和多层电路板。

Including the arc welding, the resistance welding, the high energy welded, the rock drill welds four big kind of weldings methods and other eight special weldings method has carried on the detailed analysis.

包括电弧焊、电阻焊、高能焊、钎焊四大类焊接方法及其他八种特种焊接方法进行了详细的分析。

Including the arc welding, theresistance welding, the high energy welded, the rock drill weldsfour big kind of weldings methods and other eight special weldingsmethod has carried on the detailed analysis.

包括电弧焊、电阻焊、高能焊、钎焊四大类焊接方法及其他八种特种焊接方法进行了详细的分析。

Compared with related international other investigation results, our model has more extensive adaptation, where the arc voltage waveshape factor D was used to simulate the electrical characteristics of different smelting steps.

本工作电抗模型引入波形因子模拟了电炉冶炼不同阶段电气特性的差异，为进一步分析电弧电气特性、制定合理供电曲线打下了理论基础，为优化电炉电气运行提供了灵活的手段。

Invented by Indian-born UNSW materials scientist, Professor Veena Sahajwalla, the technology currently substitutes about 30 per cent of coke and coal in electric arc furnace steelmaking with polyethylene waste plastic, which would otherwise have ended up in landfill.

由UNSW的一位印度出生的材料学家——维娜·沙哈瓦拉发明的这项技术，可以通过使用那些原本将要堆在垃圾堆里的废弃聚乙烯塑料，从而节约电弧炉炼钢生产的大约30%煤炭消耗。

Invented by Indian-born UNSW m aterials scientist, Professor Veena Sahajwalla, the technology currently substitutes about 30 per cent of coke and coal in electric arc furnace steelmaking with polyethylene waste plastic, which would otherwise have ended up in landfill.

由 UNSW的一位印度出生的材料学家——维娜·沙哈瓦拉发明的这项技术，可以通过使用那些原本将要堆在垃圾堆里的废弃聚乙烯塑料，从而节约电弧炉炼钢生产的大约30%煤炭消耗。

Welding arc is melting their contact point, a V grooved ceramic block or perpendicular pair of rectangular blocks can be fixtured to provide support.

为了减少焊接电弧熔化结点而造成的对接难度，建议安装一个V形陶瓷块或一对垂直的矩形块来协助焊接。

Several firms have come up with ways to make cleaner syngas.

其中的一种方法要用到一种叫做等离子电弧气化发生器的设备。

Oxide inclusions reduced obviously cohesive force between splats, therefore decreased high temperature erosion resistance of the coating.

研究了N_2保护对TiAl_3和Cr_3C_2复合材料超音速电弧喷涂层组织结构及高温冲蚀性能的影响。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。