The person who posted the 7.356 microsieverts/hour spot at the gate post in front of a high-rise apartment in Setagaya-ku has an update.
He says when the measurement was done again with the Setagaya-ku government people on the same spot, only his survey meter, HORIBA Radi PA-1000 , responded. The Setagaya-ku government used "NHC7" made by Fuji Electric.
Their temporary conclusion is that for some reason the HORIBA Radi PA-1000 was picking up some electrical source inside the gate post.
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戦争の経済学
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ArmstrongEconomics.com, 2/9/2014より：
戦争の経済学
マーティン・アームストロング
多くの人々が同じ質問を発している－ なぜ今、戦争の話がでるのか？
答えはまったく簡単だ。何千年もの昔までさかのぼる包括的なデータベースを構築する利点の一つは、それを基にいくつもの調査研究を行...
10 years ago
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3 comments:
Were both geigers set up for all forms of radiation? Alpha?
Probably not. I'll ask the person.
Most environmental radiation consists of three types: alpha rays (α), beta rays (β) and gamma rays (γ). HORIBA's PA-1000 "Radi" environmental radiation monitor makes it easy for non-specialists to measure even minute levels of gamma rays.
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