magnetic needle
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n.
磁针；
英英释义
magnetic needle
n.a slender magnet suspended in a magnetic compass on a mounting with little friction; used to indicate the direction of the earth's magnetic pole
双语例句
用作名词(n.)
The needle of the compass shows that we're facing south.
指南针上的磁针显示我们处在朝南的位置。
The rectangular brass frame surrounds a high-visibility magnetic needle that pivots on an adjustable support.
一个清楚可见的磁针以一可移动的轴支撑，旁边的矩形框架是黄铜制成的。
权威例句
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1. In radiofrequency ablation, imaging techniques such as ultrasound, computed tomography (ct) or magnetic resonance imaging (MRI) are used to help guide a needle electrode into a cancerous tumor.
在射频消融术中，通过诸如超音波，电脑断层扫描(CT)或磁共振成像(MRI)来帮助指导一个电极针进入癌肿瘤内部。
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2. On the point of an upright needle he laid horizontally a fine steel bar, which could turn to the right and left like the magnetic needle in a compass-box..
他在一根垂直的针头顶点，设置了一根水平的钢制细棍，它可以左右转动，就像罗盘里的磁针那样。
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3. For a typical magnetic needle, the initial signal peak became proportional to the velocity step after a threshold value of velocity was over taken.
对某个特定磁探针来说，其初始信号峰值与速度成正比的条件是速度大于某个阈值。
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4. The iron in the ship caused a deviation of the magnetic needle of the compass.
这块在船上得铁引起罗盘磁针的背离。
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5. After the electrostimulation, filiform needle acupuncture, magnetic needle, magnetic needle plus pressing were also given.
并且在电刺激后进行毫针针刺、磁提针和磁提针加按压等处理。
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6. Conclusion Magnetic plum-blossom needle composite treatment has a marked effect on BPH and it is a new safe and effective treatment for BPH.
结论梅花磁针综合疗法治疗BPH疗效满意，是一种安全有效的新疗法。
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7. Pedal sensor is designed for speed adjustment and synchronizer using magnetic sensors is designed for needle positioning.
同时设计脚踏板调速器实现调速功能，并设计基于磁性传感器的机头定位器实现上下停针功能。
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8. The action of the negative pole of a magnetic needle is just as real as the action of the positive pole. To decline is to accept — the other alternative.
一根磁针阴极的作用和阳极的作用都是一相真实的；拒绝也是一种接受——这些都是二中择一的选择。
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9. Objective: To observe the effect of magnetic needle treatment on hyperlipidemia.
目的：观察磁针治疗高脂症的临床疗效。
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10. The needle of a magnetic compass points to the magnetic North Pole.
磁性罗盘上的指针指向北方磁极。
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11. The action of the negative pole of a magnetic needle is just as real as the action of the positive pole.
一根磁针的磁极作用，无论正负都是一样的真实。
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12. The iron in the ship caused a deviation of the magnetic needle of the compass .
由于船上的铁，导致了罗盘上磁针的偏离。
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13. The introduction of the magnetic field made the average crystallite size of needle coke decrease, graphite-based performances improve, density increase and transmittance reduce.
磁场的引入，使得针状焦的平均微晶尺寸降低、石墨化性能提高、致密度增大、透光率降低。
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14. The direction of the earth's magnetic pole, to which the north-seeking pole of a magnetic needle points when free from local magnetic influence.
地球磁极的方向，当不受当地磁场影响时，用来寻找北方磁极指示的方向。
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15. The magnetic needle points to the north.
磁北；罗盘上的指针指向北方。
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16. The action of the negative pole of a magnetic needle is just as real as the action of the positive pole .
这个效应表明，有一种垂直于圈平面的力作用在磁极上。
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17. The magnetic needle points north. Perhaps the Celestial City is in the north.
磁针指向北方，或许天国就在北方。
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18. While the magnetic field surrounding a current-carrying wire is indeed interesting, it is quite weak for common amounts of current, able to deflect a compass needle and not much more.
当磁场围绕着带电导线时会有很有趣的现象发生，通常所用的电流产生的磁场相当的弱，最多可以使指南针的指针发生偏转。
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19. While the magnetic field surrounding a current-carrying wire is indeed interesting, it is quite weak for common amounts of current, able to deflect a compass needle and not much more.
当磁场围绕着带电导线时会有很有趣的现象发生，通常所用的电流产生的磁场相当的弱，最多可以使指南针的指针发生偏转。
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magnetic needle
