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Ṣayẹwo ipo ipatu - Jianshen ojò

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Niwọn igba ti odi ti ita ti iṣan jẹ gbogbogbo ni gbogbo eegun deede tabi ipakokoro agbegbe, o le rii nipasẹ ayewo inu. Fun awọn ohun elo titẹ pẹlu awọn fẹlẹfẹlẹ aabo kikun lori ogiri ita, ti awọn fẹlẹfẹlẹ aabo ba wa ni wa, o jẹ gbogbogbo miiran lati yọ awọn fẹlẹfẹlẹ aabo lati ṣayẹwo ipa-nla ti awọn ogiri irin.

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    omi nitrogencrycyogenic omi nitrogen ibi-omi oju omi oju omi litrogen ibi ipamọ omi