The orange and blue lines depict the opposite north and south polarity of Earth's field lines.

橙色和蓝色的线条分别表示地球磁场中南极、北极两种相反磁性的磁力线。

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Vitreous hemorrhages present as hazy vision and photophobia with the perception of shadows, floaters, smoke signals, cobwebs, or lines in the visual field.

玻璃体出血表现为视物模糊和畏光，患者主诉视野中出现阴影，漂浮物，烟雾，蛛网或线条。

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Simply add the lines of code shown in Listing 4 to listen for changes to the ZIP code field.

如清单4所示，只需添加几行代码就可以侦听邮政区码字段的更改。

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The quality of the ZT60's 3D images is greatly enhanced, with clear, natural Full HD 3D images because of reduced crosstalk. 3000 Focused-field Drive also produces image resolution of 1080 lines for 2D images, to provide crisp, clear image motion.

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The VT60 Series also includes two pairs of Active Shutter 3D Eyewear. 3000 Focused-field Drive technology produces image resolution of 1080 lines for 2D images, to provide crisp, clear image motion.

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Success often requires excellence in more than one field of technology and in other lines of business.

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