这些镶嵌的空间切片的跨度相当于一个满月直径的三分之一(10弧分)。
This Mosaic spans a slice of space that is equal to about a third of the diameter of the full moon (10 arc minutes).
大面积矩形电弧蒸发源合理的设置靶源磁场并有效的控制电弧弧斑的运动是十分重要的。
It is important to set the magnetic field reasonably and to control the movement of arc on large rectangular target.
用尺规将一个任意角或弧绝对准确三等分是不可能的。
It is impossible to divide a given common Angle or arc (instead of the particular angles or arcs) into three equal parts by using a rule and compasses.
内圈和外圈之间的不对中超过1分弧时，作用在法兰上的载荷会发生相当大的变化。
Where misalignment between the inner and outer rings exceeds 1 minute of arc, the action of the load on the flange changes considerably.
一弧秒的移动是一毫米的三十分之一。
One second of arc movement is one thirtieth of a millimetre.
椭圆是由其边框定义的；弧是椭圆的一部分，由一个起始角和一个扫描角定义。
An ellipse is defined by its bounding rectangle; an arc is a portion of an ellipse defined by a starting Angle and a sweep Angle.
下一步，我们要创建弧的一部分。
在变弧隙燃弧情况下，测量刚分电流对电弧特性的影响。
The influence of breaking current on arc characteristic is also measured.
一弧秒的移动是一毫米的三十分之一。
角球区：以边线和球门线交叉点为圆点，以1米为半径，向场内各画一段四分之一的圆弧，这个弧内地区叫角球区。
Corner Area: the edge line with the goal line cross, have a dot, radius is 1m, drawing a quarter of circle arc.
试验表明，该新型HCB具有合闸和分闸动作的快速性、一致性及限压限弧特性。
The analysis and the laboratory tests prove that the HCB has the performance of fast operating, consistency and arc limiting, retaining the static state of the mechanical circuit breaker.
在螺旋焊管的生产过程中，在线埋弧自动焊的焊接质量对最终钢管产品的质量具有十分重要意义。
In the production of spiral weld pipe, the quality of the online automatic submerged arc welding is of significant importance to the final steel pipe product.
对动铁分磁式弧焊变压器进行了优化设计。
Optimum design of movable core shunting arc welding transformer is carried out in the present paper.
相信随着研究工作的不断深入，弧齿圆柱齿轮将不断完善，其在齿轮传动中具有明显的优势，应用前景十分广阔。
It is firmly believed that the arc cylinder gear will be improved continually. It has obvious advantages in gear transmission. It can be widely used.
进入新世纪，一种称为气吹灭弧的新分断技术应用于低压断路器。
Entering new century, a new interrupting technology to be referred as auto puffer arc quenching technology is used in low voltage circuit breaker.
本文对梯形动铁分磁半开式弧焊变压器的工作原理及特点进行了分析。
In the article are analyzed the operating principle and the features for the welding transformer with the semi-opened winding and the ladder-shaped moving shunt.
利用分断电弧过程中的电流动态特性，使用移动平均法提取了每次分断电流的燃弧时间。
According to the dynamic behavior of the breaking current, breaking arc duration is extract from the breaking current waveform by using the concept of moving average of statistics.
绝缘电阻表以前是按标度尺弧长定义的弧长误差，现行国家标准规定以指示值的百分数表示。
Formerly the arc length error for the insulation resistance instrument is defined by scale arc length. At present national standard determines that the percentage of indicated value expresses it.
在等弧长比投影族球面正二十面体投影基础上设计了球面三角四叉树剖分模型(EARPIH)。
Based on the spherical icosahedron case of Equal Angle Ratio Projections (EARP), a new spherical Triangle regional Quadtree (EARPIH) is constructed.
在等弧长比投影族球面正二十面体投影基础上设计了球面三角四叉树剖分模型(EARPIH)。
Based on the spherical icosahedron case of Equal Angle Ratio Projections (EARP), a new spherical Triangle regional Quadtree (EARPIH) is constructed.
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