China iSango iValve uhlalutyo lwemarike yemveliso

Ngokusekwe kuhlalutyo lwetekhnoloji yevalvu yasekhaya neyangaphandle kunye nemfuno yentengiso ekhaya nakwamanye amazwe, indlela yophuhliso kunye nesalathiso sotyalo-mali lweevalvu zoshishino kunye nobuchwepheshe obuphezulu kunye obutsha boshishino lwevalvu ziyaphononongwa kwiminyaka yakutshanje. Ngokukodwa, iiValuvu zeSango, iivalvu zebhabhathane, iivalvu zeglowubhu, iivalvu zokunciphisa uxinzelelo, iivalvu zeBhola, iiValuvu zokuHlola.

1. Iivalvu zeoyile kunye nezixhobo zegesi yendalo.

2. Iivalvu zeoyile kunye negesi yendalo imibhobho yomgama omde.

3. Iivalvu zamandla enyukliya.

4. Iivalvu ze-oyile ezingaselunxwemeni.

5. Iivalvu zepetrochemical kunye namandla ombane.

6. Ivalve yokukhusela indalo.

7. Iivalvu zeenkqubo zesinyithi.

8. I-valve yoshishino lwe-alumina.

9. Iivalvu zesityalo esikhulu sekhemikhali.

10. Iivalvu zokwakhiwa kwedolophu.