ʻO ka hue cryogen Dewar, i haku ʻia e Sir James Dewar ma 1892, kahi ipu mālama insulated. Hoʻohana ākea ia i ka halihali a me ka mālama ʻana o ka wai waena (nitrogen wai, wai oxygen, wai argon, a me nā mea ʻē aʻe) a me ke kumu anuanu o nā lako pono ʻelua. ʻO ka cryogenic Dewar c ...
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