6. Tsis muaj kev sib khi thaum txiav cov duab kaw?

Yog vim li cas 1: Sealing overlap los yog qhov tsawg kawg nkaus lub hwj chim parameter teeb yog me heev.

Kev daws: Rov pib dua.

Yog vim li cas 2: Peb synchronous siv nruj tsis sib haum, synchronous log screws xoob.

Kev daws: leveling, zawm.

Yog vim li cas 3: Tsis zoo pib txoj hauj lwm ntawm cov duab.

Kev daws: Rov pib dua.