查询词典 electric arc process

And the late Triassic bimodal association reflects the characteristics of intracontinental rift setting, the early Jurassic Raohe ultramafic - mafic rock - pillow lava association represent the environmental characteristics of oceanic island, magmatic arc association represent the characteristics of island arc and active continental margin with the background of the plate subduction, middle Jurassic syn-orogenic granodiorite-granite association reflects characteristics of matching and orogensis after continental accretion.

其中晚三叠世双峰式组合反映了板内裂谷成因特征，早侏罗世饶河超镁铁质-镁铁质岩-枕状熔岩组合代表了洋岛环境特征，岩浆弧火成岩组合代表了板块俯冲背景下岛弧和活动大陆边缘特征，中侏罗世同造山花岗闪长岩-二长花岗岩组合反映了陆缘增生后拼贴造山的成因特点，它们总体上代表了由被动陆缘裂向活动陆缘转化并最终发生陆缘增生带拼贴造山的一个演化过程，其间伴随有被动陆缘深海盆地沉积、活动陆缘弧后前陆盆地沉积和陆相类磨拉石建造

The slide area of the embankment filled with soil is circular arc form , so the circular arc method is the most reasonable method to analyze the stability of its slope . The slide area of the reinforcement embankment is polygonal line form .

浸水高填方加筋路堤的滑动面是发生两次偏转的折线，因此用折线法分析浸水高填方路堤加筋路堤的稳定性更为合理。

Keywords: plasma arc;reflex arc;penetration control

中文关键词：等离子弧；电弧反翘；熔透控制

By using a self-made CCD Optical Transient Image System , the vacuum arc images of long gap (40 mm) at various moments are taken photos, and the regular pattern of the vacuum arc mode transition is studied.

应用设计制作的真空电弧图像瞬态摄像系统，对长间隙下（开距40mm不同时刻的真空电弧图像进行了拍摄，获得了真空电弧形态演变过程。

The property of no film, micro-arc oxidation film and chromate film influenced the corrosion of joint samples which was analyzed in same corrosive conditions by calculate the corrosion effects and observe macro-photograph micro-photograph. The corrosive regularity influenced by corrosive condition factors and the corrosion resistance of different thickness of micro-arc oxidation film also be compared.

采用减重法计算连接腐蚀效应并观察试样表面的腐蚀宏观及微观形貌，对比分析了无表面处理、铬化处理及微弧氧化处理在相同盐雾腐蚀条件下对减小镁合金-钢连接腐蚀作用的差异性以及盐雾腐蚀条件参数对镁合金-钢连接腐蚀的影响规律。

For pitting surface of LY12 at different humidity in marine atmosphere, Nyquist Graph was single arc of capacitance resist and the shape of arc was identical with retractile real part.

其厚水膜高Cl-自腐蚀体系的Nyquist图是实部收缩的单一容抗弧。

Thus, the spherical-crown and saddle-shaped surfaces were demonstrated. Consequently, the basic rules and key technology of bending forming using plasma arc in practical work were obtained and the application level of the flexible forming using plasma arc had been further improved. The effects of the main parameters including power, scanning speed, scanning distance and scanning sequence had been investigated.

对成形中出现的棱角效应进行了机理分析和数值计算，结果表明棱角效应是板材沿扫描线方向受几何约束产生了较小的压应变及在扫描线上、下表面的收缩量不同所造成；提出了通过分段扫描解决棱角效应的方法，明显提高了成形质量。

When the welding current is added, on the one hand,the section of arc will more or less increase, so the fusion width will increase; on the other hand, the depth of arc crater will increase.

焊接电流增加时，一方面是电弧截面略有增加，导致熔宽增加，另一方面是电流增加促使弧坑深度增加。

The morphologies and microstructures of the cathode deposits prepared by self-sustained arc discharge between graphite rods under different conditions were investigated by means of SEM and TEM,and the relationship between the morphologies and microstructures of the carbon nanotubes and the different conditions of arc discharge was obtained.

通过实现不同条件下的电弧放电，用扫描电子显微镜和透射电子显微镜对阴极沉积物中碳管的形貌和微结构进行表征，得到碳管的形貌和微结构与放电条件之间的一些对应关系。

A series of counting formulas for circle simple arc two bounds combination and circle double arc two bounds combination were obtained.

提出了有关环状单弧限距组合及环状双弧限距组合的一系列计数公式。

It was just a normal day of school

那只是上学的普通一天

Which is a very good reference in this issue.

这是一个在这个问题上很好的参考。