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d regionの例文

例文モバイル版
  • Sky-wave ionospheric propagation is not possible during the day because of the attenuation of the signals on these frequencies caused by the D region in the ionosphere.
  • When meiosis tries to do recombination between the strands at the C-D region, you end up with some number of A B C D E B A and C D E chromosomes, which tend not to be viable.