Litebello tsa 'maraka oa li-valve tsa lefats'e le lipatlisiso tse tebileng tsa libapali tse kholo, tse kang Swagelok Company (USA), MRC Global Inc. (USA), Astech Valve Co. Ltd. (Taiwan), Cameron International Corporation (USA), joalo-joalo.
Tlhahlobo ea tlholisano e entsoeng tlalehong ena ea li-valve tsa bolo e u lumella ho tseba liketso tsa libapali tse kholo 'marakeng, joalo ka ho qalisoa ha lihlahisoa tse ncha, katoloso, litumellano, likhoebo tse kopanetsoeng, tšebelisano 'moho le ho fumana thepa. Mokhoa oa bohlokoa oa ho etsa lipatlisiso o sebelisoang ke ...
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