æ··å忤çæè¡(shù)ç±äºå
¶å®ä½æº(zhÇn)ç¢ºï¼æ½å·¥æçé«ï¼å®å
¨å¯é çæ§è½ï¼å¾è實(shÃ)ç¾(xià n)æ¿ä»£é (yù)åçä½ç¨ãè¿äºå¹´æ··å忤çæè¡(shù)卿°å»ºå·¥ç¨åæ¹é å åºé
(xià ng)ç®ä¸å¾å°æ®éæ(yÄ«ng)ç¨ã已大éå代å³çµ±(tÇng)ç»çè 管åå¸(xué)èºæ ï¼é£ä¹æå?nèi)绾èxæå®å
¨å¯é çåå¸(xué)èºæ æ¤çè ï¼
æ¤çæ¯éé(guò)æ¤çè èªèº«çç²çµ(jié)æ§è½å°é¼çæèºæ¡¿èåºæé£æ¥èµ·ä¾(lái)ï¼æææ¸¬(cè)試ä¸ç¢(chÇn)çæ»ç§»ï¼å¯¦(shÃ)ç¾(xià n)å®å
¨é¨åºãç¶èç¾(xià n)å¨ççµ(jié)æ§(gòu)è ç¢(chÇn)å質(zhì)éåå·®ä¸é½ï¼ç°¡(jiÇn)å®çAç´(jÃ)è æ¨(biÄo)æº(zhÇn)ï¼å·²ç¶(jÄ«ng)ç¡(wú)æ³å°(duì)ç¢(chÇn)ååé
(xià ng)ææ¨(biÄo)ååºå´(yán)æ ¼æ§å¶ï¼å¦ä½é¸æå®å
¨å¯é çæ¤çè ç¢(chÇn)åï¼ä»¥ä¸å°çºæ¨åä¸ä¸ä»ç´¹ï¼
鏿æ¤çè éè¦èæ
®çå ç´
1ãåª(yÅu)å
鏿éé(guò)ææ´²ETAèª(rèn)èçåçãETAæ¯å
¨çé¨åºé (lÇng)åé½èª(rèn)å¯çä¸ç¨®é«æ¨(biÄo)æº(zhÇn)èª(rèn)èï¼æ¯è¼å¯é ã
2ãæè¦(guÄ«)èGB50728-2011è¦æ±ï¼éé(guò)å®å
¨æ§éå®ï¼å
·åå®å
¨æ§éå®å ±(bà o)åï¼è¥å» å®¶æä¾ç檢測(cè)å ±(bà o)åä¸å娓æ¬å ±(bà o)åå
å°(duì)ä¾(lái)æ¨£è² (fù)責(zé)”çæªè¾ï¼è©²æª¢æ¸¬(cè)å ±(bà o)åç¡(wú)æã
3ãæä»½ï¼æ¤çæ(yÄ«ng)éç¨å£½å½50年以ä¸ï¼æä»½çºæ¹æ§ç°(huán)æ°§é¡çè ç²åï¼æ¿éçµ(jié)æ§(gòu)å åºå·¥ç¨ä¸å´(yán)ç¦ä½¿ç¨ä¸é£½åèé
¯æ¨¹(shù)èåéé
¸æ¨¹(shù)èä½çºè ç²åã
3ãåºåç©å«é≥99%ï¼å´(yán)ç¦ä½¿ç¨ä»¥ä¹äºèºçºä¸»è¦æä»½çåºååé
ç½®çæ¤çè ï¼ä¸ä¿èå®å
¨ç¡(wú)æ¯ï¼ä¸å«è¯ä¹ç¯çåºæ¿æ§æ°£å³ã
4ãèä¹
æ§ï¼æ(yÄ«ng)éé(guò)æ¿ç±èèååèé·(zhÇng)ææ(yÄ«ng)åä½ç¨è½å測(cè)試ã
5ãéæ§ï¼æ¯å(dòng)è·è¼åå°éå(qÅ«)å¿
é èæ
®çææ¨(biÄo)ï¼è¦(guÄ«)èè¦æ±æ¤çè éæ§æ»¿è¶³ææ²æåé¢è©¦é©(yà n)é·(zhÇng)度≤20mmã
æ¤å¤ééè¦èæ
®çå ç´ æåºåæ(shÃ)éãåºæçæ
(tà i)ãèè
èãè é«åæµåº¦çå ç´ ã