R407c 407 C Gas Nqe rau khov

Hauj lwm lawm

Yog tias koj tab tom nrhiav r407c 407 c roj nqi rau khov, thov kom dawb mus yuav peb cov khoom zoo nrog cov nqi sib tw. Raws li ib qho ntawm cov khoom lag luam ua lag luam hauv daim teb no, peb yuav tsum yog koj qhov kev xaiv zoo tshaj plaws. Rau kev hais lus, tiv tauj peb tam sim no.

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