ã«ã¹ã¿ã å·¥å ·ã®æäœãã®èžè¡ãçºèŠãæšæéžã³ã人éå·¥åŠã«åºã¥ãããã¶ã€ã³ãæåœ¢æè¡ãä»äžããŸã§ãäžå€«ã§çŸããå·¥å ·ã®æãäœãããã®å æ¬çãªã¬ã€ãã§ãã
å·¥å ·ã®æã®è£œäœã«ãããèžè¡ãšæè¡ïŒå æ¬çãªã°ããŒãã«ã¬ã€ã
倧éçç£åãæº¢ããäžçã§ãèªåã®æã§äœããåµãåºãããšã«ã¯ãæ·±ãæºè¶³æããããŸããã«ã¹ã¿ã ã¡ã€ãã®å·¥å ·ã®æã¯ãåãªãæ©èœçãªéšåã§ã¯ãããŸãããããã¯äœ¿ãæãšäœæ¥ãšãã€ãªãæ¶ãæ©ã§ãããæã®äººéå·¥åŠçãªå»¶é·ã§ããããããŠè·äººæã®äžæœã®äŸ¡å€ã®èšŒã§ããè€ã®åžã§èŠã€ãããŽã£ã³ããŒãžã®æ§ã®ãããã修埩ããå Žåã§ããããå¿«é©ãªäœ¿ãå¿å°ã®ããã«çŸä»£ã®é¿ãã¢ããã°ã¬ãŒãããå Žåã§ããèªåã ãã®å·¥å ·ã®æãäœãããšã¯ãå®çšæ§ãšèžè¡æ§ãçµã¿åãããããããã®ããæ ã§ãã
ãã®å æ¬çãªã¬ã€ãã¯ãæšå·¥ãå¿ãåå¿è ããçç·ŽãããããŸã§ãäžçäžã®è£œäœè ã察象ãšããŠããŸããäžçäžã®ã©ãããã§ãå®ç§ãªæšæãéžã¶ããšãããäœäžä»£ã«ãããã£ãŠé·æã¡ããä»äžããæœãããšãŸã§ãããã»ã¹ã®ããããåŽé¢ãæãäžããŠãããŸããåºã§å£²ã£ãŠããäžè¬çã§ãã£ããæã®æªãæã®ããšã¯å¿ããŸãããããŸãã§ããªãã®ããã ãã«äœããããã®ãããªå·¥å ·ãåµãåºãæãæ¥ãŸããã
ãªãèªåã®å·¥å ·ã®æãäœãã®ãïŒ
éå ·ãæã«ããåã«ããã®æè¡ã®æ ¹æ¬çãªå©ç¹ãæ¢ã£ãŠã¿ãŸããããããªããã¯ãã©ã®ããã«ããšåããããéèŠã§ããããããžã§ã¯ããçŸãã宿ãžãšå°ãã¢ãããŒã·ã§ã³ãäžããŠãããŸãã
1. åªãã人éå·¥åŠãšå¿«é©æ§
æšæºçãªå·¥å ·ã®æã¯ãå¹³åçãªãæã®ããã«èšèšãããŠããŸãããå®éã«ã¯èª°ã«ãå®ç§ã«ã¯ãã£ããããŸãããèªåã§äœãããšã§ãããããæ²ç·ãèšãã¿ã茪éãèªåã®ç¹å®ã®æ¡ãã«åãããŠèª¿æŽã§ããŸããããã«ãããç²åŽã軜æžããããã¡ãã§ããã®ãé²ããã³ã³ãããŒã«ãåäžããååŸ©äœæ¥ãéçšããåã³ã«å€ããŸããæ¥åžžçã«å·¥å ·ã䜿çšããããã«ãšã£ãŠãã«ã¹ã¿ã ããã人éå·¥åŠã¯å埩éåé倿å·ïŒRSIïŒã®ãªã¹ã¯ãå€§å¹ ã«æžããããšãã§ããŸãã
2. æ¯é¡ãªãèä¹ æ§ãšææç®¡ç
åžè²©ã®æã¯ã³ã¹ãåæžã®ããããã°ãã°æšç®ã®åããæªãäœçŽãªæšæã§äœãããŠããŸããèªåã§äœãã°ããã¹ãŠãå®å šã«ã³ã³ãããŒã«ã§ããŸããå®å šã«ãŸã£ãããªæšç®ãæã€æé«çŽã®æšæãéžã¶ããšãã§ããç¹ã«æ§ããã³ããŒã®ãããªè¡æã®å€§ããå·¥å ·ã«å¯ŸããŠãæå€§ã®åŒ·åºŠãšå¯¿åœã確ä¿ããŸãããã®æšæã®ç£å°ãç¹æ§ããããŠäžå¯§ã«æºåãããããšãç¥ã£ãŠããã®ã§ãã
3. çŸèгãšããŒãœãã©ã€ãŒãŒã·ã§ã³
ãããèžè¡ãšæ©èœãåºäŒãå Žæã§ãã匷床ã ãã§ãªããè²ãæ¢ãåæ§ã§æšæãéžã¶ããšãã§ããŸããè±ããªãŠã©ãŒã«ãããã®æãæã€é¿ãããšããŸããã¯ãªãã³ãã®ã°ãªãããæã€ãã€ããæ³åããŠã¿ãŠãã ãããå ãæããç¹çްãªé¢åããæœããããæ»ããã§æµãããããªæ²ç·ã«ç 磚ãããããããšãã§ããŸããèªäœã®æã¯ãåãªãå·¥å ·ãå人çãªå·¥èžåãèªãã«æãã¹ããã®ããããŠããããã¯åŸäžã«äŒããã¹ããã®ãžãšå€è²ãããŸãã
4. ä¿®åŸ©ãšæç¶å¯èœæ§
æ°ãåããªãã»ã©ã®é«å質ãªãŽã£ã³ããŒãžå·¥å ·ã®ãããããåã«æãå£ãããšããçç±ã§ãå·¥æ¿ãåžå Žã§ç ã£ãŠããŸããæ°ããæã®äœãæ¹ãåŠã¶ããšã¯ãæç¶å¯èœãªä¿®åŸ©æŽ»åã§ããå€ãéŒã«æ°ããªåœãå¹ã蟌ã¿ãéå»ã®è£œé å質ãå°éãã€ã€ã廿£ç©ãåæžããŸããããã¯æŽå²ãšã®ã€ãªããã§ãããå·¥å ·ãããäžç涯䜿ããããã«çŸåœ¹åŸ©åž°ãããããšãªã®ã§ãã
æã®å¿èéšïŒé©åãªæšæã®éžæ
æšæã®éžæã¯ãå·¥å ·ã®æäœãã«ãããŠééããªãæãéèŠãªæ±ºå®ã§ããææã¯ãå·¥å ·ã®æå³ãããç®çã«åèŽããŠããªããã°ãªããŸãããç¹çްãªåœ«å»åã®æã¯ãéãèªå²ãçšã®æ§ã®æãšã¯å šãç°ãªãèŠä»¶ãæã¡ãŸãã
æ±ããã¹ãäž»ãªç¹æ§ïŒ
- 匷床ïŒå¿åäžã§å£ããããšã«æµæããèœåã
- æè»æ§ïŒãŸãã¯åŒŸæ§ïŒïŒå£ããããšãªãæ²ãããå ã®åœ¢ã«æ»ãèœåãããã¯ææçšå·¥å ·ã«ãšã£ãŠäžå¯æ¬ ã§ãã
- èè¡ææ§ïŒè¡æãæ¯åãåžåããæãè ãå®ãèœåã
- æšç®æ§é ïŒæã®é·ãã«æ²¿ã£ãŠèµ°ãããŸã£ããã§é£ç¶ããæšç®ã¯åŒ·åºŠã®ããã«æãéèŠã§ããæšç®ãæã®åŽé¢ããæããŠããŸããã©ã³ã¢ãŠããã¯åŒ±ç¹ãšãªãããé¿ããŠãã ããã
- å å·¥æ§ïŒæå·¥å ·ãé»åå·¥å ·ã§ã©ãã ã容æã«æåœ¢ã§ãããã
ã°ããŒãã«ãã¬ããïŒå·¥å ·ã®æã«é©ããåªããæšæ
äžçã®ããŸããŸãªå°åã§ãçŽ æŽãããæšæãæã«å ¥ããŸãã以äžã«ãçæ³çãªçšéå¥ã«åé¡ããæé«ã®æšæãããã€ã玹ä»ããŸãã
ææçšå·¥å ·ïŒæ§ããã³ããŒã倧åãã³ããŒïŒïŒ
- ããã³ãªãŒïŒCaryaå±ïŒïŒåç±³åç£ã§ãææçšå·¥å ·ã®äžççãªåºæºãšãªã£ãŠããŸãã匷床ãæè»æ§ãèè¡ææ§ã®æ¯é¡ãªãçµã¿åãããèªããŸãã
- ã¢ãã·ã¥ïŒFraxinuså±ïŒïŒç¹ã«ãšãŒãããã§äŒçµ±çã«éžã°ããŠããæšæã§ãããã¯ã€ãã¢ãã·ã¥ã¯åŒ·ããé«ãè¡æåžåæ§ãæã¡ãããã³ãªãŒã®åªãã代æ¿åãšãªããŸãã
- ã¹ãããããã¬ã ïŒCorymbia maculataïŒïŒéåžžã«å¯åºŠãé«ã匷éãªãªãŒã¹ãã©ãªã¢ã®ç¡¬æã§ãããã®åªããèä¹ æ§ãšèè¡ææ§ã§ç¥ãããåç£å°ã§ã¯æé«ã®éžæè¢ã§ãã
- ãããããŒã³ããŒã ïŒOstrya virginianaïŒïŒã¢ã€ã¢ã³ãŠãããšããŠãç¥ãããåç±³ããã³äžç±³ã®äžéšã§èŠãããä¿¡ããããªãã»ã©åŒ·éã§èä¹ æ§ã®ããæšæã§ãã
æ±çšã»åœ«å»çšå·¥å ·ïŒé¿ããã€ãããããïŒïŒ
- ã¡ãŒãã«ïŒAcerå±ïŒïŒç¡¬ããå¯åºŠãé«ããèä¹ æ§ããããçŸããæ»ãããªä»äžããã«ãªããŸããååçã§åºãå ¥æå¯èœã§ãã
- ããŒãïŒBetulaå±ïŒïŒã¡ãŒãã«ã«äŒŒãŠãããŒãã¯åŒ·ããããã现ãããå¿«é©ã§èä¹ æ§ã®ããã°ãªãããæäŸããŸãã
- ãã§ãªãŒïŒPrunuså±ïŒïŒãã®å å·¥æ§ã®è¯ããšãæãšå ±ã«æ·±ãŸãçŸããè±ããªèµ€è€è²ã®è²ã§è©äŸ¡ãããŠããŸãã硬ããšéãã®ãã©ã³ã¹ãè¯ãã§ãã
- ãŠã©ãŒã«ãããïŒJuglanså±ïŒïŒãã®åŒ·åºŠãå®å®æ§ããããŠèŠäºãªæãè²ãšæšç®æš¡æ§ã§äŸ¡å€ããããŸãããã€ãšã³ããªæå·¥å ·åãã®é«çŽãªéžæè¢ã§ãã
- ãªãªãŒããŠããïŒOlea europaeaïŒïŒå°äžæµ·å°ååç£ã§ã硬ããå¯åºŠãé«ãããã®å£®å€§ã§æ··æ²ãšããæšç®æš¡æ§ã§ç¥ãããŠããŸãããã€ãã®æãå°ããªå·¥å ·ã«æé©ã§ãã
- ãã³ãïŒCordia gerascanthusïŒïŒäžåç±³ç£ã®çŸãããšããŸããã¯ãŠããã§ãå°è±¡çãªæãçžæš¡æ§ãšå¿å°ããéŠããç¹åŸŽã§ãã倩ç¶ã®æ²¹åãå«ã¿èä¹ æ§ããããŸãã
æšç®ã®åããçè§£ãã
ææçšå·¥å ·ã«ãšã£ãŠãæšç®ã®åãã¯å®å šæ§ã®åé¡ã§ããæšç®ã¯æã®é·ãã«å¹³è¡ã§ãªããã°ãªããŸãããæã®ç«¯ïŒæ§ã®ãããã®ãã穎ïŒããèŠããšã幎茪ã¯åå ã«å¯ŸããŠåçŽã«ãã€ãŸã瞊åãã«ãªãããã«é 眮ãããã¹ãã§ãããã®é 眮ã«ãããè¡æã®åãæãåŒ·ãæšç¹ç¶ã«æ²¿ã£ãŠäŒãããåŒ·åºŠãšæè»æ§ãæå€§åããŸãã
ãã£ãã·ã§ã³ïŒæå€§ã®åŒ·åºŠãåŸããããæ§ã®æã®æšç®ã¯ã¹ã€ã³ã°ã®æ¹åãšå¹³è¡ã«ãããã穎ã®äžã§ã¯å¹ŽèŒªãåçŽã«ãªãããã«ããŸãã
ãã¶ã€ã³ãšäººéå·¥åŠïŒåœ¢æ ã¯æ©èœã«åŸã
åªããæã¯ããŸãã§äœã®äžéšã§ãããã®ããã«æããããŸããè¯ããã¶ã€ã³ãšã¯èŠãç®ã ãã§ã¯ãªããçäœååŠã«é¢ãããã®ã§ãã
人éå·¥åŠã«åºã¥ããæã®ãã¶ã€ã³ååïŒ
- æã«ãã£ãããããïŒæãäžèªç¶ãªäœçœ®ã«åŒ·ããããšãªããæã®ã²ããå¿«é©ã«æºããã¹ãã§ãã
- ã³ã³ãããŒã«ãæäŸããïŒåœ¢ç¶ã¯ãå·¥å ·ãããã®ç²Ÿå¯ãªæäœãå¯èœã«ããã¹ãã§ããäžè¬ã«ãå®å šãªåãããæ¥ååœ¢ã®æ¹ãæ¹åæ§ã®ãã£ãŒãããã¯ãåŸãããããåªããŠããŸãã
- èšãã¿ãèšããïŒæã®ç«¯ã«ããããããªåºããããèšãã¿ãã¯ãç¹ã«åŒ·åãªã¹ã€ã³ã°äžã«æãæ»ãèœã¡ãã®ãé²ããŸãã
- å§è¿«ç¹ãé¿ããïŒéããšããžãäžé©åãªäœçœ®ã«ããçªèµ·ã¯ãé·æéã®äœ¿çšäžã«çã¿ã䌎ãå§è¿«ç¹ãçãå¯èœæ§ããããŸãããã¹ãŠã®æ²ç·ã¯æ»ããã§æµããããã§ããã¹ãã§ãã
ã¹ã±ãããšãããã¿ã€ãã³ã°
èšç»ãªãã«é«çŽãªæšæãåãå§ããŠã¯ãããŸãããã¹ã±ããããå§ããŸããããèªåã®æããªãããæ¢åã®å·¥å ·ãããããªããããã£ãããã圢ãæããŸããè€éãªåœ¢ç¶ã®å Žåã¯ãæŸã®ãããªå®äŸ¡ã§æãããæšæã§ç°¡åãªãããã¿ã€ããäœãããšãæ€èšããŠãã ãããããã«ãããæçµçãªæšæã«åãçµãåã«ãæã§åœ¢ãæããŠèª¿æŽããããšãã§ããŸãã
補äœå·¥çšïŒè§æããæãžãã¹ããããã€ã¹ããã
ãããããéæ³ã®å§ãŸãã§ããèåããªæšã®ãããã¯ããããã£ãããšæãåãåºããŠãããŸãããã³ããœãŒã¯äŸ¿å©ã§ããããã®å šå·¥çšã¯åºæ¬çãªæå·¥å ·ã§ãéæã§ããŸãã
éèŠïŒå®å šç¬¬äžïŒ
æšå·¥ã«ã¯éå©ãªåç©ãé«éã§åãæ©æ¢°ã䌎ããŸããåžžã«å®å šãæåªå ããŠãã ããïŒ
- ç®ã®ä¿è·ïŒåžžã«å®å šã¡ã¬ããççšããŠãã ããã
- èŽèŠä¿è·ïŒéšé³ã®å€§ããé»åå·¥å ·ãæäœããéã¯ãè³æ ãã€ã€ãŒããã䜿çšããŠãã ããã
- é²å¡µãã¹ã¯/ã¬ã¹ãã¬ãŒã¿ãŒïŒæšå±ã¯èºã«æå®³ã§ããç¹ã«ãµã³ãã£ã³ã°äžã¯ãé«å質ã®ãã¹ã¯ãççšããŠãã ããã
- éãéå ·ã¯å®å šãªéå ·ïŒéãåã¯äºæž¬éãã«åããå°ãªãåã§æžããããæ»ããªã¹ã¯ãæžãããŸããéå ·ã¯åžžã«ç ãã§ãããŸãããã
ã¹ããã1ïŒãã©ã³ã¯ïŒææïŒã®æºå
ãã¹ãŠã®å¯žæ³ã«äœè£ãæãããæšæãããªãã¡ããã¬ãããããå§ããŸããã²ã³å²ããç¯ãæšç®ã®ã©ã³ã¢ãŠãããªãããšã確èªããŠãã ãããå¿ èŠã§ããã°ãæéãèªåã«ã³ãã§é£æ¥ããäºé¢ãå¹³ãã«ããŠçŽè§ãåºããŸããããã«ããã墚ä»ãã®ããã®ä¿¡é Œã§ããåºæºé¢ãã§ããŸãã
ã¹ããã2ïŒå¢šä»ã
ãã¶ã€ã³ãæšæã«åããŸããåŽé¢ãããã¡ã€ã«ãäžé¢ã«ãäžé¢ãããã¡ã€ã«ã飿¥ããé¢ã«æãã®ãæåã§ããå ã«è¿°ã¹ãããã«ãæšç®ãæ£ããé 眮ããããã«ããŠãã ãããæ§ããã³ããŒã®å Žåã¯ãå·¥å ·ã®ãã穎ã®åœ¢ç¶ããã©ã³ã¯ã®ç«¯ã«æ éã«åãåããŸãã
ã¹ããã3ïŒèåãïŒäžèŠéšåã®é€å»ïŒ
ãã®æ®µéã§ã¯ã墚ç·ã®å€åŽã«ããæšæã®å€§éšåãåãé€ããŸãã
- ãã³ããœãŒã䜿ãå ŽåïŒãããæãéãæ¹æ³ã§ãããŸããåŽé¢ãããã¡ã€ã«ãåãåºããŸããåãé¢ãã端æãããŒãã§ãã©ã³ã¯ã«æ»ããŠå¹³ããªé¢ã埩å ããæ¬¡ã«ãã©ã³ã¯ã90床å転ãããŠäžé¢ãããã¡ã€ã«ãåãåºããŸãã
- æå·¥å ·ã䜿ãå ŽåïŒæœãåãéžãæ éžã䜿ã£ãŠãããã¡ã€ã«ãåãåºãããšãã§ããŸãããããã¯ãææ§ãéã䜿ã£ãŠæ éã«æšæãç·ã«è¿ã¥ããŠåãããšãã§ããŸããããã¯äŒçµ±çã§æºè¶³æã®ããæ¹æ³ã§ãã
ã¹ããã4ïŒåœ¢ç¶ã®ä»äžãïŒè·äººæïŒ
ãããèãæšå·¥ãã圫å»ãžãšç§»è¡ããŸããããã§ã¯ãæšã®åœ¢ãæããéå ·ã䜿ããŸãã
- ã¹ããŒã¯ã·ã§ãŒãïŒããã¯æãæåœ¢ããããã®äž»èŠãªéå ·ã§ããçŸããæµãããããªæ²ç·ãåãããšãã§ãããå°ããªäž¡ææã¡ã®éã®ãããªãã®ã§ããããã䜿ã£ãŠè§ãåããæã®äžžã¿ãæ¥å圢ãäœãåºããŸãã
- ãããŒãã€ãïŒæ§ã®æã®ãããªå€§ããªãã®ããçŽ æ©ãæšæãåãé€ãã®ã«åªããŠããŸããèªåã®æ¹ã«åŒããŠé·ãåããããå¥ããåããŸããäœæ¥ç©ããã£ãããšåºå®ããããã«ã¯ãäžåãã·ã§ãŒãã³ã°ããŒã¹ãäžå¯æ¬ ã§ãã
- æšå·¥ããããšãããïŒãããã¯ãç¹ã«ãã€ãæ²ç·ãç§»è¡éšåã®ããè€éãªæåœ¢ã«äœ¿çšãããŸããç²ãæšå·¥ãããããå§ããæçµçãªåœ¢ç¶ã«è¿ã¥ãã«ã€ããŠçްãããããã«ç§»è¡ããŸãã
- ã¹ã¯ã¬ãŒããŒïŒéã®åïŒïŒçžã«éããããªããç«ãŠãåçŽãªå¹³ããªéŒçã§ããä»ã®éå ·ã§æ®ã£ãå¹åžãæ»ããã«ããã®ã«çŽ æŽãããããµã³ãã£ã³ã°åã«ã»ãŒå®ç§ãªè¡šé¢ãæ®ããŸãã
ã¹ããã5ïŒå·¥å ·ããããžã®æã®åãä»ã
ãã®ã¹ãããã¯ãæ§ããã³ããŒãææ§ãªã©ãæããã穎ã貫éããå·¥å ·ã«ãšã£ãŠéåžžã«éèŠã§ããç®æšã¯ããã€ãå§å ¥ã§ãã
- æã®äžéšïŒãã·ã§ã«ããŒãïŒããå·¥å ·ãããã®ãã穎ã«åãããŠæ éã«æåœ¢ããŸããããããšæšå·¥ãããã䜿çšããŸããé »ç¹ã«ãã£ããæã詊ããŠãã ãããæšæ§ã§è»œãå©ããŠå®å šã«åãŸããããããŽã£ãããšããããã®ã§ãã
- ãã£ããæãå®ç§ã«ãªã£ãããæ·±ããããŒã¯ããŸããããããåãå€ããæã®å 端ã®äžå€®ã«ã¹ããããåã蟌ã¿ãŸãããããã«ãŒãã«ããïŒæ¥çšã®æºïŒã§ãããã«æ¥ãå ¥ããŸããåã蟌ã¿ã¯ãå·¥å ·ãããã®æ·±ãã®çŽ3åã®2ãã4åã®3ãŸã§å ¥ããã¹ãã§ãã
- ãã穎ã®å éšã«èãæšå·¥çšãã³ããŸãã¯äºéº»ä»æ²¹ãå¡ããŸãïŒæèŠã¯åãããŸãããæ²¹ã¯æšæãèšåŒµãããŠå®çãããã®ã«åœ¹ç«ã¡ãŸãïŒãæšæ§ã§ãã£ãããšæããããã«æã¡èŸŒã¿ãŸãã
- 硬æã®æ¥ïŒèŠæ ããè¯ãããããã«å¯Ÿç §çãªè²ã®æšæã§äœãïŒã«ãã³ããå¡ããã«ãŒãã«ããã«ãã£ãããšæã¡èŸŒã¿ãŸããããã«ããæšæãåºãããããããåºå®ãããŸãã
- ãããªãå®å šã®ããã«ãéå±è£œã®æ¥ãæšè£œã®æ¥ãšåçŽã«æã¡èŸŒãããšãã§ããŸãã
- æ¥çå€ã也ããããããåãéžã䜿ã£ãŠäœåãªæãšæ¥ãå·¥å ·ãããã®äžé¢ãšé¢äžã«åãåããŸãã
ã¹ããã6ïŒæçµçãªãµã³ãã£ã³ã°
æå šäœããµã³ãã£ã³ã°ããŸããäžç®ïŒäŸïŒ120çªïŒã®ãµã³ãããŒããŒããå§ããŠãæ®ã£ãŠããå·¥å ·ã®è·¡ãåãé€ããŸããäœç³»çã«çްããçªæïŒ180ã220ã320çªïŒãžãšé²ãã§ãããŸããçªæãé£ã°ããªãã§ãã ããïŒå现ããçªæã¯ãåã®çªæã«ããå·ãåãé€ããŸããåè¶ããä»äžãã®ããã«ã¯ã400çªã600çªãŸã§äžããããšãã§ããŸããæšã¯çµ¹ã®ããã«æ»ããã«æããããã¯ãã§ãã
ä»äžããšä¿åïŒäœåã®ä¿è·
ä»äžãã¯æšæã湿æ°ãæ±ããæã®æ²¹ããä¿è·ããåæã«ãã®èªç¶ãªçŸãããåŒãç«ãŠãŸããå·¥å ·ã®æã«æé©ãªä»äžãã¯ãã°ãªãããæãªãããšãªãä¿è·ãæäŸãããã®ã§ãã
äžè¬çãªä»äžãã®éžæè¢ïŒ
- ãªã€ã«ãã£ããã·ã¥ïŒãããæãäžè¬çã§ããã°ãã°æè¯ã®éžæã§ãããªã€ã«ã¯æšç¹ç¶ã«æµžéãããã®äžã§ç¡¬åããŸããèªç¶ãªæè§Šãšåªããã°ãªãããæäŸããåå¡åžãç°¡åã§ãã
- ãã€ã«æ²¹ïŒäºéº»ä»æ²¹ïŒïŒå€å žçãªéžæè¢ã§ãã硬åæéãéããéå±ä¹Ÿç¥å€ãå«ãŸããŠããŸããäžå±€å¡ãã15ïœ20åæµžéãããåŸãäœåãªæ²¹ããã¹ãŠæãåããŸãããããæ°æ¥éãæ°åç¹°ãè¿ããŸããéèŠå®å šæ³šæïŒäºéº»ä»æ²¹ãæã¿èŸŒãŸããåžã¯èªç¶çºç«ããããšããããŸããå¿ ãå±å€ã§å¹³ãã«åºããŠä¹Ÿããããå¯éãããéå±çŒ¶ã®æ°Žã«æµžããŠãã ããã
- æ¡æ²¹ïŒã¿ã³ã°ãªã€ã«ïŒïŒæ¡ã®æšããæ¡ãã倩ç¶ãªã€ã«ã§ããçŽç²ãªæ¡æ²¹ã¯ãã€ã«æ²¹ãããèæ°Žæ§ã«åªããŸããã硬åã«æéãããããŸããéåæ¡æ²¹ã¯ãéã硬åãšåªããä¿è·ãæäŸããè¯ãåŠ¥åæ¡ã§ãã
- ãªã€ã«/ã¯ãã¯ã¹ãã¬ã³ãïŒå€ãã®åžè²©åã¯ããªã€ã«ïŒæ¡æ²¹ãªã©ïŒãšã¯ãã¯ã¹ïŒèèãã«ã«ããŠãèãªã©ïŒã®ãã¬ã³ããæäŸããŠããŸãããããã¯ãªã€ã«ã®æµžéæ§ãšã¯ãã¯ã¹ã®è¡šé¢ä¿è·ããã³å æ²¢ãå ŒãåããŠããŸããåªãããªãŒã«ã€ã³ã¯ã³ãœãªã¥ãŒã·ã§ã³ã§ãã
- 硬質å¡èä»äžãã¯é¿ããïŒããªãŠã¬ã¿ã³ãã¯ãã¹ãã©ãã«ãŒã¯è¡šé¢ã«åããã©ã¹ããã¯ã®ãããªèãäœããŸããéåžžã«ä¿è·çã§ãããç¹ã«æãæ±ã°ãã§ãããšãã«ã¯æ»ããããæããããšããããŸãããŸããæ¬ ãããå¥ããããããå¯èœæ§ããããä¿®çãå°é£ã§ãããããã¯äžè¬çã«ã確å®ãªã°ãªãããå¿ èŠãªå·¥å ·ã®æã«ã¯äžåããªéžæã§ãã
å¡åžããã»ã¹ïŒ
å¿èãéµã§ããéžãã ãªã€ã«ããã£ã·ããšå¡ããŸããæµžéããããããŠâãããæãéèŠãªéšåã§ããâäœåãªãã®ããã¹ãŠæãåããŸããããªãã¯æšã®äžã«ä»äžããç¯ãã®ã§ã¯ãªããæšã®äžã«ä»äžããç¯ãããšããŠããã®ã§ãããã®ããã»ã¹ã1é±éã¯æ¯æ¥ããã®åŸ1ã¶æã¯æ¯é±ããã®åŸ1å¹Žã¯æ¯æç¹°ãè¿ããŸããããã«ãããèä¹ æ§ããããçŸãããç°¡åã«ç¶æã§ããå€è¶ãçãŸããŸãã
çµè«ïŒçãŸãå€ãã£ãå·¥å ·
ã€ãã«å®æã§ããããªãã¯çã®èªç¶ã®äžéšããæè¡ãšå¿èãéããŠãéåžžã«æ©èœçã§æ·±ãå人çãªãªããžã§ã¯ãã«å€ããŸããããã®æã¯ãã¯ãåãªãæšçã§ã¯ãããŸãããããã¯è£œäœã®èšæ¶ãä¿æããŠããŸãâæšç®ã®æ éãªéžæãåãããã®éŠããå¿è匷ããµã³ãã£ã³ã°ããããæã«åããã³ã«ãããªãã¯ãã®ã€ãªãããæããã§ããããããã¯ã©ããªåºã§è²·ã£ããã®ãããæ§èœãè¯ããæè§Šãè¯ãããããŠé·æã¡ããŸãã
å·¥å ·ã®æãäœãæ ã¯ãæšå·¥ãšããæè¡å šäœã®çž®å³ã§ããããã¯ç§ãã¡ã«ææã圢ããããŠæ©èœã«ã€ããŠæããŠãããŸããããªãã®ã³ã¬ã¯ã·ã§ã³ã«ããå€ãå·¥å ·ã®ããããäžå¿«ãªå·¥å ·ãèŠã€ããŠãããã«ãµããããæãäžããŠã¿ãããšããå§ãããŸããã«ã¹ã¿ã å·¥å ·è£œäœã®æºè¶³ã®ããäžçãžããããã