{"id":335,"date":"2021-02-21T21:41:00","date_gmt":"2021-02-21T13:41:00","guid":{"rendered":"http:\/\/www.zuranceshi.com\/?p=335"},"modified":"2021-02-26T12:59:38","modified_gmt":"2021-02-26T04:59:38","slug":"%e5%af%86%e9%97%ad%e7%a9%ba%e9%97%b4%e7%9a%84%e7%83%9f%e5%af%86%e5%ba%a6","status":"publish","type":"post","link":"https:\/\/www.zuranceshi.com\/?p=335","title":{"rendered":"\u5bc6\u95ed\u7a7a\u95f4\u7684\u70df\u5bc6\u5ea6"},"content":{"rendered":"\n<p>\u6d53\u70df\u7684\u900f\u5149\u7387\u5f88\u4f4e\uff0c\u7528\u5341\u8fdb\u5236\u6570\u5b57\u7b97To\/T\u592a\u957f\uff0c\u7528\u6307\u6570log10\u77ed\u4e9b\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"308\" height=\"155\" src=\"https:\/\/www.zuranceshi.com\/wp-content\/uploads\/2021\/02\/54.png\" alt=\"\" class=\"wp-image-336\" srcset=\"https:\/\/www.zuranceshi.com\/wp-content\/uploads\/2021\/02\/54.png 308w, https:\/\/www.zuranceshi.com\/wp-content\/uploads\/2021\/02\/54-300x151.png 300w\" sizes=\"(max-width: 308px) 100vw, 308px\" \/><\/figure>\n\n\n\n<p>\u5b9a\u4e49\u5149\u5bc6\u5ea6D=log10(To\/T)=lg(100\/T)\u3002\u6bd4\u5149\u5bc6\u5ea6Ds\uff0cspecific optical density\uff0c\u62bd\u8c61\u6982\u5ff5\uff0c\u6ca1\u6709\u7269\u7406\u5355\u4f4d\uff0c\u5c06\u70df\u7684\u906e\u5149\u9762\u79ef\uff08V\/L\uff09*D\u548c\u6837\u54c1\u7684\u9762\u79efS\u5bf9\u5e94\u8d77\u6765\u3002\u5373\u70df\u7bb1\u5e95\u90e8\u9762\u79ef\/\u88f8\u9732\u6837\u54c1\u9762\u79ef=914*610\/65\/65=132\uff0c\u6240\u4ee5Ds=132*D\u3002<\/p>\n\n\n\n<p>\u53ef\u80fd\u662f\u4e3a\u4e86\u65b9\u4fbf\u4f30\u7b97\u5927\u9762\u79ef\u6837\u54c1\u7684\u7684\u2018\u70df\u6d53\u5ea6\u2019\u3002\u5982\u9ad8\u94c1\u4f1a\u8981\u6c42Ds1.5\u5206\u949f\u7684\u65f6\u5019\u71c3\u70e7\u70df\u5bc6\u5ea6\u5c0f\u4e8e100\uff0cDs4\u5206\u949f\u7684\u65f6\u5019\u5c0f\u4e8e200\uff0c300\uff0c600\u7b49\u3002\u5982\u679c4\u5206\u949f\u8fd8\u8dd1\u4e0d\u4e86\uff0c\u5c31\u5371\u9669\u4e86\u3002<\/p>\n\n\n\n<p>\u641c\u72d0\u53f7\uff0c\u71c3\u60c5\u5c81\u6708<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6d53\u70df\u7684\u900f\u5149\u7387\u5f88\u4f4e\uff0c\u7528\u5341\u8fdb\u5236\u6570\u5b57\u7b97To\/T\u592a\u957f\uff0c\u7528\u6307\u6570log10\u77ed\u4e9b\u3002 \u5b9a\u4e49\u5149\u5bc6\u5ea6D=log10(To\/T)=l&hellip; <a class=\"more-link\" href=\"https:\/\/www.zuranceshi.com\/?p=335\">Continue reading <span class=\"screen-reader-text\">\u5bc6\u95ed\u7a7a\u95f4\u7684\u70df\u5bc6\u5ea6<\/span><\/a><\/p>\n","protected":false},"author":40,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[14],"tags":[],"_links":{"self":[{"href":"https:\/\/www.zuranceshi.com\/index.php?rest_route=\/wp\/v2\/posts\/335"}],"collection":[{"href":"https:\/\/www.zuranceshi.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zuranceshi.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zuranceshi.com\/index.php?rest_route=\/wp\/v2\/users\/40"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zuranceshi.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=335"}],"version-history":[{"count":3,"href":"https:\/\/www.zuranceshi.com\/index.php?rest_route=\/wp\/v2\/posts\/335\/revisions"}],"predecessor-version":[{"id":518,"href":"https:\/\/www.zuranceshi.com\/index.php?rest_route=\/wp\/v2\/posts\/335\/revisions\/518"}],"wp:attachment":[{"href":"https:\/\/www.zuranceshi.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=335"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zuranceshi.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=335"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zuranceshi.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=335"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}