sperm的length是...
The length of 1 sperm is 60 micrometers. That is ...
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3 times bigger than diameter of wool fiber (3.0 to be exact).
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4 times bigger than diameter of silk fiber (4.0 to be exact).
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5 times bigger than diameter of acrylic fiber (5.0 to be exact).
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6 times bigger than polyethylene wrap thickness (6.0 to be exact).
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13 times bigger than diameter of spider thread .
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60 times bigger than diameter of the largest virus .
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86 times bigger than red light wavelength .
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98 times bigger than orange light wavelength .
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600 times bigger than diameter of chromosome .
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20,000 times bigger than distance between HDD disk and head .
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30,000 times bigger than diameter of DNA helix .
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600,000 times bigger than X-ray wavelength .
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12,000,000 times bigger than shortest X-ray wavelength .
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3,846,153,846 times bigger than diameter of uranium nucleus .
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8,333,333,333 times bigger than diameter of chlorine nucleus .
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5 times smaller than diameter of the largest bacterial (5.0 to be exact).
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51 times smaller than length of lice .
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94 times smaller than length of red ant .
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492 times smaller than diameter of one-yen coin .
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2,405 times smaller than diameter of DVD .
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63,834 times smaller than one-story building .
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447,526 times smaller than long side of tennis court .
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5,105,701 times smaller than Nurek dam (the highest dam in the world) .
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70,249,704 times smaller than Akashi-Kaikyo bridge (the longest suspension bridge in the world) .
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780,678,446 times smaller than distance from Osaka to Kyoto .
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9,121,108,493 times smaller than distance from Tokyo to Kagawa .
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60,562,009,424 times smaller than diameter of Moon .
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869,515,043,274 times smaller than equator .
