1. Kev loj hlob ntawm lub pob zeb loj tshaj plaws yog qhov ceev tshaj plaws hauv kev luam tawm. Khoom ua tau zoo dua thiab txo qis.
2, xim xim sib xws yog zoo heev, lub tshuab luam ntawv gravure tsim tau zam kev kho qhov teeb meem txhua yam kev ua si.
3, rotogravure yog zoo heev rau cov luam ntawm neeg lub ntsej muag lub suab thiab tawv xim,
4. Meshes sib txawv nrog qhov sib cav sib txawv ntawm qhov sib txawv yuav muab tau los hloov cov thickness ntawm tus cwj pwm zaj duab xis thiab txhim kho qhov sib txawv ntawm daim duab. Ib tug menyuam yaus ua ib ntus sau cov kab sib txuas ua ke, ua cov qauv
5. Kev tsim kho tshiab ntawm kev lag luam yog txo cov nqi ntawm kev npaj rau lub cev kheej kheej thiab kev npaj prepress
6. Gravure luam ntawv yog tsim rau kev siv tsawg thiab cov ntawv luam tawm tsawg.
