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It was made of fine copper, and looked like a big cup with a lid.
地动仪全部用精铜铸成，外形像一个带盖的大茶杯。
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地动仪由纯铜制成，看起来像个带盖的大杯子。
Fine copper tube for the output of the compressor pipe cooling, thick return line.
制冷时细铜管为压缩机的输出管，粗的时回流管。
In short, almost anywhere copper wire is used in close quarters or for fine quality--there is a promising opportunity for the light pipe.
FORBES: The Trials Of Amory Houghton Jr.
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