Pneumatic chitoliro expander ali ndi makhalidwe a ntchito yosavuta komanso yosavuta kusuntha, ndi kugwiritsa ntchito kulamulira zodziwikiratu angathe kuonetsetsa khalidwe la kukula, Choncho, mu zosiyanasiyana mankhwala, zitsulo, boilers ndi mafuta, refrigeration ndi zina kupanga sec. .
Werengani zambiri