ʻO ka nānā ʻana o Kina i nā hemahema o ka valve: hiki ʻole ke kahe
ʻO ka nānā ʻana i ka defect valve Kina: ʻaʻole hiki ke hoʻololi ʻia ʻo China check valve kahi mea hoʻohana maʻamau i ka hoʻokele wai, nona nā mea maikaʻi o ka pale ʻana i ka countercurrent a me ka sila maikaʻi. Eia nō naʻe, loaʻa nō hoʻi i nā kīpē Kina kekahi mau drawbacks, ke poʻokela ma waena o nā ...
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