Cov khoom ntim zoo li cas tus menyuam tsis muaj ntaub ntawv pov thawj dab tsi?
Cov khoom ntim zoo li cas tus menyuam tsis muaj ntaub ntawv pov thawj dab tsi?
--- Standard sheet paper thawv, thiab tom qab ntawd ces ntim 30 lub thawv rau hauv lub pallet. 
Tug:
Tom ntej:
