Isetyenziswa kakhulu kwishishini lokuvelisa
UDerek uyila ulwakhiwo lwesixhobo olufanelekileyo, oluquka uhlobo lwencam, indlela yokupholisa, imo yejometri, ipharamitha yokucubungula, njl.njl.) ngokukodwa kuhlobo ngalunye lwesixhobo somthengi ngokusekelwe kwizinto ezisetyenzisiweyo kunye neemeko zokwenyani zomthengi nokuba kukugrumba, ukugawula, ukuxovula, ukubhoboza okanye naluphi na olunye uhlobo lomatshini, ukuze kuhlangatyezwane neemfuno ezahlukeneyo zabathengi zokuchaneka komatshini, ukugqitywa okugudileyo, ukusebenza kakuhle komatshini kunye nobomi benkonzo yesixhobo.
Ngokusekelwe kumava okuvelisa amashumi amabini eminyaka, iindlela ezibalaseleyo zokuvelisa zikaDerek ziqinisekisa umgangatho wezixhobo ezikhethekileyo, ezisetyenziswa kakhulu ekusebenzeni ngesinyithi kwiimoto, kwiinqwelomoya nakwii-astronautics, kumashishini ezonyango nakwimveliso yezixhobo. Izixhobo ezikhethekileyo zinciphisa kakhulu iindleko zemveliso kwimveliso enkulu.
Uphawu:
■ Ukusika Okunyathelweyo
Ngokuqwalasela imeko yokusika kunye nomsebenzi, isixhobo esikhethekileyo esinamanyathelo sinokuyilwa size siveliswe, esingagcini nje ngokunciphisa ixesha lokucubungula kodwa sikwanyusa ukusebenza kokusika.
■ Umphetho oKhethekileyo wokuKhawuleza
Ubuchule obukhethekileyo bunokufezekiswa ngokwemfuno yabathengi, ukuze kugqitywe umatshini ophucukileyo.
■ Umda Ophuculiweyo Wokusika
Ukusika okulungiselelweyo kuthembisa ukuxhathisa okuncinci kokusika, ubomi besixhobo obude kunye nokusebenza okungcono komphezulu.
■ Uyilo olukhethekileyo lweChipbreaker
Uyilo olukhethekileyo kunye nokwenza ngcono i-chipbreaker kwezo zixhobo zisetyenziswa kwimeko yokusika kufutshane, nto leyo eyenza ukususa ii-chip kube lula, kuphole kancinci, kwaye kube lula ngakumbi ukwenza i-machining.