查询词典 arc-weld

The techniical parameters of electric arc spraying had a great influence on the quality of the samples.

研究镁及镁合金表面处理方法，对拓宽镁合金应用范围具有十分重要的意义。

The effects of control parameters circuit characteristics and different smelting stages on electric arc impedance are considered.

该模型考虑了电弧控制参数、线路特征及冶炼不同阶段对电弧阻抗的影响，用Matlab实现了电弧炉模型的仿真，进行了谐波分析的仿真研究，给出了电弧电压与电弧电流的仿真波形图。

As the above-mentioned factors, electric arc furnace steel-making enterprises will need to meet the operating rate of about 60%.

视上述因素而定，电弧炉炼钢企业的开工率则需要达到约60%。

Electric arc is the most difficult to prevent and avoid kind of hazard that may happen any time and any where in electrical utility work environment.

电弧是一种最难预测和防范的工业意外，因为在电力行业它可能在任何时间和任何地点发生，"防护于未然就是最好的预防"。

A steel-making furnace in which an electric arc provides the source of heat.

电流被作为供热源的用钢铁制成的炉子。

The product has much merit such as electric arc resistances,ultraviolet ray and aging resistance long working time and etc.

本型互感器为全封闭结构，由两台独立的单相电压互感器及两台独立的电流互感器组装在一起。

The product has much merit such as electric arc resistances, ultraviolet ray and aging resistance long working time and etc.

本型电流互感器为全封闭结构，外绝缘采用户外专用环氧树脂，耐电弧、耐紫外线、耐老化、寿命长。

The design includes three parts:The design of the contact system,the design of the system of arc-extinct and the design of electromagnetism system..

本次设计包括三部分：触头系统的设计、灭弧系统的设计、电磁系统的设计。

Applications of this method in an electron tube amplifier and oscillator arc discussed.

本文指出此种关系之存在，并引用於电子管放大器及振荡器中相角之测量。

Secondly, in the trapezoidal channel which profile is that the base width is 20cm, the depth of channel is 20cm, the slope coefficient 1.0, and U-shaped channel which profile is that the depth of channel is 40cm, the radius of bottom circular arc, the external dip angle α of abutment wall is 8°, the article does a series of experiment researches on many of cylinder measuring flumes, such as circular, pier shaped, elliptic and diamond cylinder flumes, and discusses the variance of discharge coefficient, submergence factor, backwater height, head loss and critical submergence degree for each of cylinder measuring flume. On this basis, the article optimizes the structure shape of the cylinder measuring flume further.

然后，在底宽为20cm、渠深为35cm、边坡系数为1.0的梯形断面渠道和渠深为40cm、底部圆弧半径为15cm、边墙外倾角α=8°的U形渠道上，对圆柱形、桥墩形、椭圆柱形和菱柱形等多种柱形量水槽进行一系列的试验研究，探讨各种形式柱形量水槽的流量系数、淹没系数、壅水高度、水头损失、临界淹没度等变化规律，在此基础上，对柱形量水槽的结构形式作进一步优化分析。

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。