查询词典 arc-weld

Because the post-arc fulgurite current is very small, it is required that measurement equipments have high sensitivity.

由于弧后残躯电流的数值一般都比较小，所以对测量所用的试验设备就有一定的要求。

The post-arc characteristic is related to the shape and structure of fulgurite tightly.

熔断器的弧后特性与熔断器的残躯形状和结构有着密切的关系。

The experimental post-arc fulgurite resistances are compared to theoretical ones and these results are analyzed.

研究了影响弧后残躯电阻的主要因素，总结其规律性，确定出最佳工作状态，对优化设计提供了可靠依据。

The main influence factors in post-arc fulgurite resistance are studied, which is useful to give an optimal design of a fuse.

研究了影响弧后残躯电阻的主要因素，总结其规律性，确定出最佳工作状态，对优化设计提供了可靠依据。

Several fuses with different fuse material are used to measure their post-arc fulgurite resistance.

并与理论计算进行了比较，且从理论上加以解释。

The reignition phenomena and interrupting performance of a fuse can be studied by measurement to the post-arc fulgurite current.

因此通过弧后电流的测量可以深入研究有关熔断器的重燃问题和开断性能。

A post-arc fulgurite resistance model of fuse, which considers that the shape of fulgurite is cylinder, is developed.

因此，本文提出了一种由于弧后残躯冷却而导致残躯电阻增长的简化圆柱形模型。

Using the map algebra function of the ARC/INFO system,a map of flood hazard assessment for Xiang River Basin is constructed by taking various natural factors,such as precipitation,topography and historic flood frequency,into consideration.

在综合考虑降雨量、地形以及历史上洪水灾害发生频次等自然因素的条件下，利用地图代数分析得到了湘江流域洪水灾害危险性评价图；在综合考虑人口密度、耕地面积百分比、人均GDP和单位面积水库和塘坝容量等社会经济指标的基础上，利用模糊综合评判法得到了湘江流域洪水灾害脆弱性评价图。

The moon has a diameter of about 30 arc minutes, so the Galilean telescope only reveals approximately one-fourth of the moon's surface at one time.

月球有大约直径30弧分，所以伽利略望远镜不仅揭示大约有一次在月球表面的四分之一。

A Galilean telescope typically has a field of view of about 15-18 arc minutes.

甲伽利略望远镜通常有一个弧约15-18分钟，视场。

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。