Kev sib sib zog nqus kos duab yog ib qho txheej txheem hlau tseem ceeb ua rau muaj kev sib sib zog nqus cov hlau thiab cov khoom siv sib txawv, ua kom muaj qhov sib txawv ntawm cov khoom siv nrog cov khoom sib sib zog nqus Khaws cia cov khoom siv ncaj ncees thiab sab hauv tau sib npaug .
Peb ua haujlwm nrog daim ntawv tuab ntawm 0 {{3 hli} 3 mm rau kev ua kom zoo, thiab siv cov roj hmab qhuav, peb txo cov kev sim siab, lossis ua txhaum kev sib cav, ua rau muaj kev tiv thaiv sai dua Thiab kev tswj hwm zoo dua qub geometries xws li flanged khob, hemispheres, thawv, lossis cov contours tsis xwm yeem.
Txhua lub tuam txhab yog tsim thiab tswj hwm hauv tsev, thiab muaj peev xwm ua kom pom kev sib tw ua kom pom tseeb thiab kub thiab txias. Raug) thiab saum npoo tiav qauv.
Peb cov kev sib sib zog nqus rau cov qauv zoo nkauj hauv kev lag luam, thiab siv cov kua hluav taws xob} Txhua qhov kev tsim tawm nyob hauv peb cov lus thov kom tau txais {}}
Cim npe nrov: Cov duab kos hlau, Tuam Tshoj Hlau Cov Chaw Tsim Tshuaj, Cov Chaw Muag Khoom
