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¤Q¤E¥@¬öªìÀHµÛ­x¥Î¬ã¨s¤éº¥¼sªx¡A¥Í²z¾Ç®a Professor J.S. Haldane ¶i¦æ¤@¨t¦Cªº¥Ñ­x³¡¸ê§Uªº¬ã¨s¡A´N¥H¤Wªºµo²{¡A§Æ±æ¨î­q¥X¤@¨Ç®ü­x¼ç¤ô¤H­ûÀ³¥Îªº¼ç¤ô¦w¥þ«ü¤Þ¡A¥Î©ó¹w¨¾¼ç¤ô´îÀ£¯f¡C¦b¶i¦æ³o¨Ç¬ã¨s®É¡AHaldane §Æ±æ¥i¥H¨î©w¥X¤@¨Ç³Ìªñ¦ü¤HÃþµ²ºcªº°Êª«¼Ò«¬¡A©ó¬O¥L¾Ú¤HÃþ¨­Åé¦UºØ²Õ´ªº¦Ê¤À¤ñ¡A«ö¤ñ¨Ò¦a§â¯×ªÕ²Õ´¡B¦Ù¦×²Õ´¡B¤ô¥÷¤ñ¨Ò¡B°©ÀY¤ñ¨Òµ¥µ¥¦h­Ó¦]¯À¥H¤Î§Æ±æ§ä¥X¤@¨Ç°Êª«¡A¥i¥H¦³¤HÃþ¬ÛÃþ¦üªº´îÀ£¯fÃö¸`¯gª¬¡A³Ì«á Haldane¿ï¾Ü¤F¤s¦Ï (goat) ¬°³Ì²×ªº°Êª«¹êÅç¼Ò«¬¡C¸g¹Lº©ªø¦Ó­«ÂЪº¦h¦¸´ú¸Õ¡Aµo²{¥u­n«ö±è¯Å¤ñ¨Ò±NÀô¹ÒÀ£¤O¡A³v¯Å¤U­°¡A¤s¦Ï¤£¦A¥X²{´îÀ£¯fªºÃö¸`µh²{¶H¡C³oùØ©Ò«üªº±è¯Å¤ñ¨Ò¡A´N¬O§Ú­Ì²{¤µ§ÎÀ³¥Î¦b¼ç¤ô´îÀ£ªº¶¥±èª¬´îÀ£ªíªº©l¯ª¡C³o¨Ç¹êÅç¡A¥D­n¤ÏÀ³¨ì·í¨­Å餺´á®ðªº²æ¹¡©M¡A¦pªG¤£¶W¹L¤@©wªºÀ£¤O½d³ò¡A´îÀ£¯f¬O¥i¥H´î¤Ö©ÎªÌÁקKªº¡C
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The history and principle of decompression theory












´á®ð¹¡©M¤Î²æ¹¡©M Nitrogen saturation and desaturation  I

»¡¨ì³oùاڭ̤S­n½Í¤@­ÓÃö©ó´á®ð¹¡©M¥H¤Î²æ¹¡©M³o­Ó·§©À¡C¸Õ·Q·Q§Ú­Ìªø´Á¥Í¬¡¦b¦a²y¤W¡A¥Íª«³B©ó¤@­Ó¤j®ðÀ£¤OªºÀô¹Ò¤¤¡A¨Ó¦ÛªÅ®ð¤¤ªº´á®ð·|¥Hª«²zª¬ºA·»¸Ñ¦b§Ú­Ì¨­Åé¦U­Ó²Õ´¤º¨Ã¥B¹F¨ì¥­¿Å¡A©ó¬O§Ú­Ì¦Û¦³¥Í©R¶}©l¨ä¹ê´N¤w§¹¦¨´áªº¹¡©Mª¬ºA¤F(Fully saturated with nitrogen at sea-level, 1ata)¡C¦pªG­n±N§Ú­Ì¨­Å餺´á®ð±Æ¥ú¡AµM«á©I§l¨S¦³´á®ðªºªÅ®ð¡A¥Î¨ÓÆ[¹î´á®ð¦b§Ú­Ì¨­Å餺ªº²æ¹¡©M¹Lµ{¬O¤ñ¸û§xÃø¡C¦ý¬O§Ú­Ì¥u­n±q±`À£¤U(sea-level)²¾¨ì°ªÀ£Àô¹Ò¤¤¡A§Ú­Ì«K¥i¥HÆ[¹î¨ì¤@­Ó·sªº´á¹¡©M¹Lµ{©ÎªÌ§Ú­Ì¥i¥H»¡¤@·sªº´á®ð·»¸Ñ¥­¿Åª¬ºA (new level of nitrogen saturation)¡C

    ·í°Êª«±q±`À£¡]1ata¡^¶i¤J°ªÀ£Àô¹Ò¤¤¡A¥Ñ©óªÅ®ð¤ÎªÍªw¤º´á®ð¤ÀÀ£¡]PN2¡^¼W°ª¡A´á®ð·|¶i¤@¨B¦VªÍªw¤ò²Ó¦åºÞ¤ºÀ±´²¡A·»¸Ñ¦b¦å¼ß¡B¦å²Ó­M­M¥H¤Î¦U­Ó²Õ´¤º¡A²Õ´¤º´á®ð¤ÀÀ£·|³vº¥¼W°ª¡A¦b¨¬°÷ªº®É¶¡«á¡A³Ì²×¹F¨ì·sªº¹¡©Mª¬ºA¡]new level of nitrogen saturation¡^¡C    ¥Ñ©óªÍªwªº­±¿n·¥¤j¡A¬G¬y¸gªÍªwªº¦å²G¥i¥H«Ü§Ö¦a³Q´á®ð©Ò¹¡©M¡A¦Ó¦å²G¬y¸g²Õ´®É¡A¥Ñ©ó¤£¦P²Õ´¤º¤ò²Ó¦åºÞ¼Æ¶q¤£¤@¡A¦Ó¥B¾÷Å餺ªº´á®ð¹¡©M³t«×¡A¤]¨ú¨M©ó¦å²Gªº¹B¿é³t«×¡B¤£¦P²Õ´¹ï´á®ðªº·»¸Ñ¯S©Ê¡B·Å«×¥H¤ÎÀô¹ÒÀ£¤Oµ¥µ¥¦³Ãö¡CHaldaneµ¥®Ú¾Ú¹êÅç¥H¤Î¥H¤W´£¤Îªº¦]¯À¡A°²©w¾÷Å餺¦s¦b¤£¦Pªº²Õ´¦¨¤À¡A¥Ñ©ó¥L­Ìªº¥Í²z¯S©Ê¡A¤À§O¦s¦b¦U¦Ûªº´á®ð·»¸Ñ¥­¿Åª¬ºA®É¶¡ (different times for nitrogen saturation)¡C¤£¦P²Õ´µ²ºc¦³¤£¦Pªº´á®ð·»¸Ñ¥­¿Åª¬ºA®É¶¡¡A¯×ªÕ²Õ´»Ý­n¸ûªø®É¶¡¤~¥i¨ì¹F¥­¿Åª¬ºA¡A¦Ó¦å²G¤Î¤ô¤À¬Û¹ï»Ý­n¤ñ¸ûµuªº®É¶¡´N¥i¥H¹F¨ì¥­¿Å¡A¨ä¥L²Õ´¥]¬A¦Ù¦×¥H¤Î°©ÀfÃö¸`µ¥¡A»Ý­nªº¥­¿Åª¬ºA®É¶¡¡A³B»P³o¨âªÌ¤§¶¡¡C
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¼ç¤ô¤É¤Ó§Öªº¸Ü, ¨­ÅéùØ­±ªºnitrogen·|¦]¬°¥¼¯à¤Î®É±Æ¥XÅé¥~, ¦b¦åºÞ¤º¼êº¦, ´N·|¦³DCS (decompression sickness). §A·|µh¨ì¦¨­Ó¤H¦n¦ü½¼¦ÌËÝ"®³"®I¤@ÂÂ, ¨­Åé¨C¤oskin³£¦n¦ü­Ú°w¨g´¡ËÝ.. ©Ò¥H¤S¥s°µ "the bend" (§Abend®I¤@ÂÂ)
¥¿±`ªÅ®ð¦³21% oxygen, 7x% nitrogen. ¦pªG¼ç¤ô­ø²`¹L35¦Ì, §l¬J·|«Y¥¿±`À£ÁYªÅ®ð
§A§lªºªÅ®ð¶q·|¦P¤ôÀ£¦¨¥¿¤ñ, ¨C¼ç²`10¦Ì, À£¤O¤j1­ÓBAR, §A§ldoubleªºªÅ®ð. ¨­Åé98%«Y¤ô, ©Ò¥H¦n©ö¾AÀ³¨ì.
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§Ú¸Õ¹L¼ç¨ì200¦Ì, «Y¤U·|¯d1­ÓÄÁ¤§«á, ¤Wµf¾¤­Óµ{­n17­ÓÄÁ, ¦]¬°§A­nµ¥¨­Åé±Æ¨«©Ò¦³®ðÅé. ¦pªG§Aª½±µ­¸¤W¾¤(§A¥u­n¥R®ð´N±o), §A­Ó¤H·|Ãz¶}. §ÚÁ¿¯u, ¯u«YÃz¶}.

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¤H¨ì40¦Ì¥H¤U¦pªG§l¥¿±`À£ÁYªÅ®ð, ·|¦]¬°nitrogen§t¶q¤Ó¤j¦Ó¥O­Ó¤Hhigh¥ª, ¦P§l¯º®ðÉN¤À§O. ­Ó¤H·|¦n¦ü"¶¼¾K°s"ËÝ
nitrogen narcosis, ²ºÙnarc.

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