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API 609 Ikinyugunyugu
Ikinyugunyugu, nacyo kizwi nka flap valve, ni ubwoko bwo kugenzura valve ikoreshwa cyane mu nganda zitandukanye mu kugenzura imigendekere y’amazi.Igizwe nibice byinshi byingenzi, harimo umubiri wa valve, stem stem, isahani yikinyugunyugu, nimpeta ya kashe.Ibi bice bikorana kugirango tumenye neza imikorere ya valve.
Icyumba 703 Inyubako B, Centre ya Greenland, Hi-tekinoroji yiterambere rya Xi'an, Ubushinwa
86-13609153141
