Western Europeans had also developed and put into use the magnetic compass, which helped when clouds obliterated both the Sun and the stars.
西欧人也已经发明并且使用了磁罗盘，当云彩同时遮住了太阳和星星时，它就能起作用。
"They also have a magnetic compass that enables them to navigate thousands of kilometres, even at night," says Robson.
“它们还有磁性罗盘使它们能够航行成千上万里，即使在晚上。”罗布森说。
A cell in the eye may be worth two in the beak, at least when it comes to a migratory bird's magnetic compass.
鸟的眼睛中的细胞可能会是鸟嘴里细胞价值的两倍，至少当谈到候鸟的磁性罗盘来说是这样。
In the experiment, the compass detected magnetic fields with a strength between 0.1 gauss, which is less than the Earth's magnetic field, and 200 gauss, which is stronger than a small iron magnet.
在试验中，罗盘探测到的磁场强度范围从低于地球磁场的0.1高斯到高于一小块磁铁的200高斯。
Writing at the beginning of the 17th century, Francis Bacon, an English philosopher of science, maintained that the three most important inventions were gunpowder, the magnetic compass and printing.
弗朗西斯·培根，一位英国科学哲学家，在17世纪初强调说三项最重要的发明是火药、罗盘和印刷术。
This means that if you took two trips 10 years apart to the North Magnetic Pole by following a compass, you'd end up at a different destination each time. Theory 8:2012 and the end of the world.
这意味着，如果你相隔10年跟着指南针所指方向去北极的话，那么这两次你所到的目的地是不同的。
One of you asked this question. “Does a magnetic compass point to the North Pole?”
前段时间有观众向我们提问：“罗盘的指针真的指向北极吗？”
The latest piece of the puzzle is superoxide, an oxygen molecule that may combine with light-sensitive proteins to form an in-eye compass, allowing birds to see Earth's magnetic field.
最新的谜题是过氧化物，这是一种氧分子，它可以与一些光敏蛋白质化合，在眼球中形成一个罗盘，让鸟儿们可以看到地球的磁场。
Variations in Earth’s magnetic field cause them to spin in different ways, each of which leaves the compass in a slightly different chemical state.
地球磁场不同的变化会造成它们不同的自旋方式，每种方式都会让罗盘的化学状态表现出细微的差异。
Now it seems the scientists underestimated the turtles' abilities, with research showing they use Earth's magnetic field to create a mental map that covers all four points of the compass.
现在看来，科学家似乎低估了海龟的能力。研究表明海龟利用地球磁场为自己确定的地图可涵盖东西南北四个方位。
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。
Compass invented the ancient Chinese practice of long-term understanding of the results of magnetic objects.
指南针的发明是中国古人在长期的实践中对物体磁性认识的结果。
Zibrov and his colleagues wanted to create a compass that could directly pinpoint the direction and the size of a magnetic field.
Zibrov和他的同事想要制造一种可以直接精确定位出磁场方向和大小的罗盘。
A magnetic field and a mysterious power surrounding the phone as soon as you start Magic Compass.
一个磁场和电话周围的一种神秘的力量一旦你开始魔法指南针。
Information such as speed, heading, GPS difference equipment can also be the vehicle of various sensors (such as log, speed meter, magnetic compass, etc.) for the calibration work.
速度、航向等信息，车载GPS差分设备还可以对车辆上的各种传感器(如计程仪、车速仪、磁罗盘等)进行校准工作。
The error of magnetic compass is not adjusted.
磁罗经的误差没有校正。
We are still not sure how, but this compass interacts with the Earth's magnetic field, helping the bacteria to navigate through sediment to the best feeding grounds.
尽管我们仍然不太确定，但它确实可以对地球磁场产生反应，方便细菌找到最佳的觅食区域。
The creatures have their own inbuilt magnetic compass.
这些生物有它们内在的磁罗盘。
A combined heading system including a digital magnetic compass and a rate gyroscope is developed.
研制了一种由数字磁罗盘和角速度陀螺组成的组合航向系统。
The filter USES the measurements of three accelerometers and a magnetic compass to drive the state update.
滤波器用三个加速度计的测量量和磁罗盘来驱动状态的更新。
Magnetic compass is one of directional navigation instrument in ship fitting, the deviation of magnetic compass will influence the navigational safety of ship.
摘要磁罗经是船舶装备的主要指向性航海仪器之一，磁罗经自差的大小将直接影响船舶的航行安全。
Using magnetoresistive sensor made by ourselves, a novel magnetic electronic compass has been developed.
利用自己生产的磁电阻传感器研制了新型的磁电子罗盘。
The design of magnetic electronic compass is introduced.
介绍了磁电子罗盘的设计。
Whenever you look at a compass, what you're doing is reading the magnetic field of the planet on which you are standing.
每当你看着指南针的时候，你所做的就是读取你所在行星的磁场。
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。
Steering by automatic pilot and by magnetic compass in stead of automatic pilot measure the exactness of magnetic compass by qualified calibrator and provide compass adjustment card.
自动驾驶仪操舵和用磁罗经代替自动驾驶仪，通过合格的校准器来测定罗经的正确功能并提供罗经校正卡。
This paper gives a brief description of various kinds of facilities, reconnaissance and surveying, and design of transit marks of a swinging ground for magnetic compass adjustment.
本文对磁罗经校正场的设备种类、勘察测量和标志设计等作了扼要的阐述。
Compass heading or compass course, before correction for magnetic deviation or magnetic variation.
罗盘航向或罗盘航线。未修正磁偏转或磁变。
Compass heading or compass course, before correction for magnetic deviation or magnetic variation.
罗盘航向或罗盘航线。未修正磁偏转或磁变。
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