{"id":12323,"date":"2019-12-12T12:34:38","date_gmt":"2019-12-12T04:34:38","guid":{"rendered":"http:\/\/www.fun-in.com.tw\/blog\/?p=12323"},"modified":"2019-12-12T12:36:39","modified_gmt":"2019-12-12T04:36:39","slug":"shearwater-teric-%e8%a3%a1%e7%9a%84-gf99-%e8%88%87%e7%9b%b8%e9%97%9c%e8%a8%88%e7%ae%97","status":"publish","type":"post","link":"https:\/\/www.fun-in.com.tw\/blog\/?p=12323","title":{"rendered":"Shearwater Teric \u88e1\u7684 GF99 \u8207\u76f8\u95dc\u8a08\u7b97"},"content":{"rendered":"
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Shearwater \u96fb\u8166\u9336\u4e2d\u986f\u793a\u7684 GF99 \u53c3\u6578<\/figcaption><\/figure>\n\n\n\n

\u56e0\u70ba\u50b3\u7d71\u7684\u6df1\u5ea6\u505c\u7559 Pyle Stop \u662f\u9b5a\u985e\u5b78\u5bb6 Pyle \u5148\u751f\u6839\u64da\u7d93\u9a57\u6cd5\u5247\u63d0\u51fa\u7684\uff0c\u80cc\u5f8c\u6c92\u6709\u7406\u8ad6\u6a21\u578b\u652f\u6301\uff0c\u6240\u4ee5\u5f8c\u4f86\u5c31\u6709\u4eba\u63d0\u51fa\u4e00\u4e9b\u4fee\u6b63\u6eb6\u89e3\u6c23\u9ad4\u6a21\u578b\u7684\u7406\u8ad6\uff0c\u4f8b\u5982 VPM \u6216 GF\u3002

\u5176\u4e2d GF = Gradient Factor \uff1d \u58d3\u5dee\u4fc2\u6578\uff0c\u662f\u7528\u7dda\u6027\u7684\u65b9\u5f0f\u4f86\u4fee\u6b63\u6eb6\u89e3\u6c23\u9ad4\u6a21\u578b\u7684\u4e00\u500b\u5f88\u91cd\u8981\u7684\u5de5\u5177\uff0c\u4e5f\u88ab\u61c9\u7528\u5728 Shearwater Teric \u96fb\u8166\u9336\u88e1 \uff08VPM-B\u8981 Shearwater \u5176\u4ed6\u9336\u624d\u6709\uff0cTeric \u76ee\u524d\u53ea\u6709 Buhlmann Zh16-C + GF\uff09

GF \u58d3\u5dee\u4fc2\u6578 = [\u7d44\u7e54\u58d3\u529b – \u74b0\u5883\u58d3\u529b] \/ [M\u503c – \u74b0\u5883\u58d3\u529b]

\u672c\u4f86\u6309\u7167\u9019\u6a23\u7684\u65b9\u5f0f\u8a08\u7b97\uff0c\u58d3\u5dee\u4fc2\u6578\u7b97\u51fa\u4f86\u7684\u503c\u57df\u6703\u662f 0-1\uff0c\u5982\u679c\u662f0\u90a3\u5c31\u4ee3\u8868\u7d44\u7e54\u58d3\u529b=\u74b0\u5883\u58d3\u529b\uff0c\u5982\u679c\u662f1\u90a3\u5c31\u4ee3\u8868\u7d44\u7e54\u58d3\u529b=M\u503c

\u70ba\u4e86\u65b9\u4fbf\u986f\u793a\uff0cShearwater \u628a GF \u4e58\u4e0a100\uff0c\u6240\u4ee5\u5c31\u4ee5 GF99 \u7684\u8b8a\u6578\u4f86\u986f\u793a\u3002

GF99 = GF x 100

\u7d93\u904e GF \u4fee\u6b63\u4ee5\u5f8c\uff0c\u6211\u5011\u6f5b\u6c34\u7684\u904e\u7a0b\u4e2d\u6703\u4fdd\u6301\u8b93 GF99 \u59cb\u7d42\u5c0f\u65bc MaxGF99\uff0c\u90a3\u9019 MaxGF99 \u8a72\u600e\u9ebc\u7b97\u5462\uff1f

MaxGF99 = GF(Hi) – [GF(Hi)-GF(Lo)]\/[GF(Lo)\u7684\u6df1\u5ea6-GF(Hi)\u7684\u6df1\u5ea6] x \u7576\u6642\u5019\u7684\u6df1\u5ea6

\u56e0\u70baGF(Lo) \u662f\u7b2c\u4e00\u6b21\u9032\u5165\u6e1b\u58d3\u505c\u7559\u7684\u6df1\u5ea6\uff0cGF(Hi) = \u6c34\u5e73\u9762 = 0\uff0c\u6240\u4ee5\u5e36\u5165\u5f8c\u5f97\u5230\uff1a
MaxGF99 = GF(Hi) – [[GF(Hi)-GF(Lo)]\/[GF(Lo)\u7684\u6df1\u5ea6]] x \u7576\u6642\u5019\u7684\u6df1\u5ea6

\u8209\u500b\u4f8b\u5b50\uff1aGF: 40\/85 (Teric\u9810\u8a2d\u7684Medium)\u5047\u8a2d\u80cc\u7a7a\u6c23\u4e0b\u523040m\uff0c\u7136\u5f8c\u4e0a\u523018m\u505a\u7b2c\u4e00\u6b21\u6e1b\u58d3\u505c\u7559\u572818m\u7684\u6642\u5019\uff0cMaxGF99 = 40 = GF(Lo)\u5728\u6c34\u9762\u7684\u6642\u5019\uff0cMaxGF99 = 85 = GF(Hi)\u9019\u4e0d\u7528\u7b97\u90fd\u77e5\u9053

\u90a3\u5728\u4e2d\u9593\u4e0d\u540c\u6df1\u5ea6\u7684\u6e1b\u58d3\u505c\u7559\u5462\uff1f
12m
MaxGF99 = 55
9m
MaxGF99 = 62.5
6m
MaxGF99 = 70
\u96a8\u8457\u6df1\u5ea6\u8d8a\u4f86\u8d8a\u6dfa\uff0c\u9019\u500b\u503c\u6703\u5f9e GF(Lo)\u903c\u8fd1 GF(Hi)\uff0c\u5408\u7406

\u9019\u5728 Shearwater Teric \u88e1\u7684 Tissue Bar Graph \u88e1\u53ef\u4ee5\u52d5\u614b\u5730\u770b 16 \u500b\u7406\u8ad6\u534a\u6642\u7d44\u7e54\u7684 GF99\uff0c\u6700\u5feb\u7684\u534a\u6642\u7d44\u7e54\u5728\u4e0a\uff0c\u6700\u6162\u7684\u5728\u4e0b

\u7da0\u8272\u9577\u689d\uff1a\u7d44\u7e54\u6c2e\u6c23\u58d3\u529b
\u85cd\u8272\u7dda\uff1a\u5438\u5165\u7684\u6c2e\u6c23\u58d3\u529b
\u9ec3\u8272\u7dda\uff1a\u74b0\u5883\u58d3\u529b
\u7d05\u8272\u7dda\uff1aM \u503c\u00a0

GF99 \u7684\u8a08\u7b97\u4e0d\u9700\u8981\u7528\u5230\u85cd\u8272\u7dda\uff0c\u53ea\u9700\u8981\u628a\u7d05\u8272\u7dda\u548c\u9ec3\u8272\u7dda\u4e2d\u9593\u7684\u5340\u57df\u60f3\u50cf\u6210\u6709 100 \u683c\uff0c\u770b\u770b\u7da0\u8272\u7dda\u843d\u5728\u9019 100 \u683c\u4e2d\u9593\u7684\u54ea\u4e00\u683c\uff0c\u7136\u5f8c\u60f3\u50cf\u4e00\u4e0b\u6709\u4e00\u689d\u65b0\u7684\u7dda\u53eb\u505a MaxGF99 \u7dda\uff0c\u770b\u770b\u6bcf\u4e00\u689d\u7da0\u8272\u9577\u689d\u662f\u5426\u8d85\u51fa MaxGF99 \u7dda\u3002\u9019\u6a23\u7684\u597d\u8655\u662f\uff0c\u6211\u5011\u53ef\u4ee5\u628a 16 \u500b\u7406\u8ad6\u7d44\u7e54\u7684\u85cd\u9ec3\u7d05\u7dda\u756b\u5728\u540c\u4e00\u500b\u756b\u9762\u4e0a\u986f\u793a\u3002

\u7576\u6709\u4efb\u4f55\u4e00\u500b\u7da0\u8272\u9577\u689d\u8d85\u904e MaxGF99 \u7dda\u7684\u6642\u5019\uff0c\u5c31\u6703\u958b\u59cb\u9032\u5165\u6e1b\u58d3\u6a21\u5f0f\u3002
\u7136\u5f8c\u4f60\u9032\u6e1b\u58d3\u5f8c\uff0c\u958b\u59cb\u4e0a\u5347\u505a\u6e1b\u58d3\u505c\u7559\uff0c\u9019\u689d MaxGF99 \u7684\u7dda\u6703\u6162\u6162\u5f80\u53f3\u79fb\uff0c\u7136\u5f8c\u4e00\u6a23\u904e\u7a0b\u4e2d\u6c92\u6709\u4e00\u689d\u7da0\u8272\u9577\u689d\u80fd\u5920\u8d85\u904e\u9019\u500b MaxGF99 \u7dda\u3002
\u56de\u5230\u6c34\u9762\u5f8c\uff0c\u9019\u689d MaxGF99 = GF(Hi)\uff0c\u7136\u5f8c SurfGF \u61c9\u8a72\u8981\u5c0f\u65bc GF(Hi)\u3002\u00a0

\u800c\u5b8f\u89c0\u5730\u4f86\u770b\uff0c\u6211\u5011\u53ea\u9700\u8981\u77e5\u9053\u6240\u8b02\u7684\u9818\u5148\u7d44\u7e54\u7684\u8d85\u98fd\u548c\u7a0b\u5ea6\u5c31\u53ef\u4ee5\u4e86\uff0c\u4e5f\u5c31\u662f\u6bd4\u5927\u5c0f\uff0c\u901916\u500b\u7406\u8ad6\u7d44\u7e54\u7684\u54ea\u4e00\u500b\u7684 GF99 \u6700\u5927\uff0c\u5c31\u986f\u793a\u90a3\u4e00\u500b\u503c\u3002\u5982\u679c GF99 \u7684\u503c\u986f\u793a\u70ba\u7d05\u8272\uff0c\u8868\u793a\u4f60\u53ef\u80fd\u4e0a\u5347\u592a\u5feb\u5ffd\u7565\u4e86\u67d0\u6b21\u6e1b\u58d3\u505c\u7559\u4e86\u3002<\/p>\n\n\n\n

<\/p>\n","protected":false},"excerpt":{"rendered":"

\u56e0\u70ba\u50b3\u7d71\u7684\u6df1\u5ea6\u505c\u7559 Pyle Stop \u662f\u9b5a\u985e\u5b78\u5bb6 Pyle \u5148\u751f\u6839\u64da\u7d93\u9a57\u6cd5\u5247\u63d0 … \u95b1\u8b80\u5168\u6587 →<\/span><\/a><\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[319],"_links":{"self":[{"href":"https:\/\/www.fun-in.com.tw\/blog\/index.php?rest_route=\/wp\/v2\/posts\/12323"}],"collection":[{"href":"https:\/\/www.fun-in.com.tw\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.fun-in.com.tw\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.fun-in.com.tw\/blog\/index.php?rest_route=\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/www.fun-in.com.tw\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=12323"}],"version-history":[{"count":2,"href":"https:\/\/www.fun-in.com.tw\/blog\/index.php?rest_route=\/wp\/v2\/posts\/12323\/revisions"}],"predecessor-version":[{"id":12326,"href":"https:\/\/www.fun-in.com.tw\/blog\/index.php?rest_route=\/wp\/v2\/posts\/12323\/revisions\/12326"}],"wp:attachment":[{"href":"https:\/\/www.fun-in.com.tw\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=12323"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fun-in.com.tw\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=12323"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fun-in.com.tw\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=12323"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}