{"description":"\u6a5f\u80fd\u304c\u7570\u306a\u308b 2 \u500b\u306e\u90e8\u54c1 a \u3068 b \u3092\uff0c\u76f4\u5217\u306b\u63a5\u7d9a\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u69cb\u6210\u3055\u308c \u308b\u30b7\u30b9\u30c6\u30e0\u306e\u7a3c\u50cd\u7387\u3068\u3057\u3066\uff0c\u6700\u3082\u8fd1\u3044\u3082\u306e\u306f\u3069\u308c\u304b\u3002\u3053\u3053\u3067\uff0c\u90e8\u54c1 a \u3068 b \u306e MTBF \u3068 MTTR \u306f\u8868\u306e\u3068\u304a\u308a\u3067\u3042\u308b\u3002\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500 \u90e8\u54c1 MTBF MTTR \u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500 a 20\u65e5 2\u65e5 \u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500 b 33\u65e5 3\u65e5 \u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500 \u30a2 0.833 \u30a4 0.909 \u30a6 0.913 \u30a8 0.917\u25a0\u30ad\u30fc\u30ef\u30fc\u30c9\u25a0 \u7a3c\u50cd\u7387\u8a08\u7b97\uff0c\u4fe1\u983c\u6027\u25a0\u89e3\u7b54\u25a0 \u521d\u7d1a\u30b7\u30b9\u30c6\u30e0\u30a2\u30c9\u30df\u30cb\u30b9\u30c8\u30ec\u30fc\u30bf\u5348\u524d\u5e73\u6210\uff11\uff15\u5e74\u79cb\u554f\uff11\uff15 \u30a2 0.833","version":"1.0","blog_url":"https://suehiro3721p.hateblo.jp/","provider_name":"Hatena Blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fsuehiro3721p.hateblo.jp%2Fentry%2F20040803%2F1091542075\" title=\" - JJ \u30d7\u30ed\u30b0\u30e9\u30e0\u4ed9\u4eba\u4fee\u884c\u65e5\u8a8c\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_url":"https://hatena.blog","type":"rich","blog_title":"JJ \u30d7\u30ed\u30b0\u30e9\u30e0\u4ed9\u4eba\u4fee\u884c\u65e5\u8a8c","published":"2004-08-03 23:07:55","categories":["\u5bbf\u984c","\u521d\u7d1a\u30b7\u30b9\u30a2\u30c9"],"url":"https://suehiro3721p.hateblo.jp/entry/20040803/1091542075","image_url":null,"author_name":"suehiro3721p","title":"","width":"100%","height":"190","author_url":"https://blog.hatena.ne.jp/suehiro3721p/"}