Kev nyab xeeb Kev Siv Hluav Taws Xob raug siv los tiv thaiv kev kub nyhiab, lub nkoj siab thiab lwm yam khoom siv, los yog kav dej ntawm kev puas tsuaj vim muaj kev siab dhau. Ntawm no peb muab cov kev ua haujlwm thiab daim ntawv thov rau kev ruaj ntseg valve.
1, Qhov kev ua ntawm kev ruaj ntseg valve.
2, Daim ntawv thov kev ruaj ntseg valve - Nruas thiab kub rhaub kaw lus
3, Daim ntawv thov kev nyab xeeb "Valve - Reheater
