Tafuta ' ' kupata maudhui yanayofaa , ambayo inachukua sekunde }
Muhtasari:Application of parallel compressor in cold storage: the requirement of refrigeration capacity is large, and to refrige[Soma maandishi yote]
Muhtasari: ni lazima tuunganishe ufanisi wa bidhaa na kuibeba kwa mujibu wa joto na ucheshi unaotakiwa na bidhaa. Boko la joto la [Soma maandishi yote]