ʻO ke kila ʻoki manuahi e pili ana i ke kila kila e hoʻohui i kahi nui o hoʻokahi a ʻoi aku paha nā mea ʻoki manuahi e like me ka sulfur, phosphorus, lead, calcium, selenium, tellurium, etc. e hoʻomaikaʻi i kona machinability.Me ka automation, ka wikiwiki kiʻekiʻe a me ka pololei o ka ʻoki ʻana, he mea nui ia e koi i ka st ...
Heluhelu hou aku