
caller_get_posts 已被废弃,请改用 ignore_sticky_posts. mu /www/wwwroot/dewellfastener.com/wp-includes/functions.php pa intaneti 6098
Jack ndi chida chonyamulira chopepuka chomwe chimagwiritsa ntchito chitsulo chonyamulira ngati chida chogwirira ntchito kukweza zinthu zolemetsa mkati mwaulendo wake kudzera pachithandizo chapamwamba kapena chikwapu chothandizira pansi. Amagwiritsidwa ntchito makamaka m'mafakitale, migodi, mayendedwe ndi madipatimenti ena monga kukonza magalimoto ndi kukweza kwina, kuthandizira ndi ntchito zina. Mapangidwe ake ndi opepuka, olimba, osinthika komanso odalirika, ndipo amatha kunyamulidwa ndikuyendetsedwa ndi munthu m'modzi.
mfundo ntchito:
Jacks amagawidwa kukhala ma jacks amakina ndi ma hydraulic jacks, iliyonse ili ndi mfundo zosiyanasiyana. M'malo mwake, mfundo yofunika kwambiri yomwe ma hydraulic transmission imakhazikitsidwa ndi lamulo la Pascal, zomwe zikutanthauza kuti kukakamiza kwamadzimadzi kumakhala kofanana kulikonse. Mwa njira iyi, mu dongosolo loyenera, kupanikizika komwe kumagwiritsidwa ntchito pa pistoni yaying'ono kumakhala kochepa, pamene kupanikizika kwa pistoni yaikulu kumakhalanso kwakukulu, komwe kungathe kusunga bata lamadzimadzi. Chifukwa chake kudzera mukusamutsa kwamadzimadzi, zovuta zosiyanasiyana zimatha kupezeka pazifukwa zosiyanasiyana, kukwaniritsa cholinga cha kusintha. Jack hydraulic jack yomwe imagwiritsidwa ntchito kwambiri imagwiritsa ntchito mfundo iyi kuti ikwaniritse kufalitsa mphamvu. The screw jack imagwiritsa ntchito lever yobwereza kuti itulutse chikhadabo, chomwe chimakankhira chilolezo cha ratchet kuti chizungulire. Chida chaching'ono cha ambulera chimayendetsa giya yayikulu ya ambulera, zomwe zimapangitsa kuti chomangira chonyamulira chizungulire, motero kupangitsa kuti manja okweza atukuke kapena kutsitsa, kukwaniritsa ntchito yokweza kukanika. Komabe, sizophweka ngati jack hydraulic jack.
Ntchito: Amagwiritsidwa ntchito kukweza, kuthandizira, etc., posintha matayala agalimoto.
caller_get_posts 已被废弃,请改用 ignore_sticky_posts. mu /www/wwwroot/dewellfastener.com/wp-includes/functions.php pa intaneti 6098