DC 04 cov khoom siv yog dab tsi?
Qib DC04 yog cov hlau sib sib zog nqus ntawm DC Qib Tsev Neeg.} dc04 yog haum rau cov kev xav tau siab.
Dab tsi yog qhov sib txawv ntawm DC01 thiab DC04?
DC01 - Cov qib no tuaj yeem siv rau kev ua haujlwm yooj yim, e {} dc04 - qib no yog qhov tsim nyog rau txoj kev sib sib zog {}}
DC03 qib steel yog dab tsi?
Me-carbon steel rau kev sib tsoo txias
Qib DC03 Cov Khoom Taw Qhia Zoo heev ntawm kev sib nqus ntawm txhua hom deformation {2 yog qhov tsim nyog rau kev tsim kev cai thiab kev sib sib zog nqus
DC03 qib steel yog dab tsi?
Me-carbon steel rau kev sib tsoo txias
Qib DC03 Cov Khoom Taw Qhia Zoo Kawg Nkaus-Dress-Dressed Raws Li Txhua Hom Kev Nyab Xeeb. Txoj cai ntawm kev sib nqus thiab nyuaj.
DC 05 khoom li cas?
Qib Rau DC05 yog qhov zoo, ultra-qis carbon, sib sib zog nqus hlau {}} Nws yog feem ntau siv nyob rau hauv cov ntawv thov uas xav tau superior fircability thiab cov xim zoo dua
