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Daim duab peb sab txoj kev txhais li cas?

Taw qhia rau Tsav Tsheb Ceeb Toom Daim duab peb sab

Vim li cas daim duab peb sab siv rau kev ceeb toom?

Dab tsi ntawm kos npe yog daim duab peb sab daj?

Puas yog lub reflector tsim nyog rau kev yees duab sab nraum zoov?

Koj tuaj yeem kho qhov tsis muaj lub teeb ntuj hauv ib chav li cas?

Dab tsi tuaj yeem siv los ua qhov hloov pauv rau lub reflector?

Yuav ua li cas koj quav ib lub reflector?

Qhov loj npaum li cas reflector haum?

Cov khoom siv los ua cov reflectors

Positioning ntawm Reflectors

Cov tswv yim tswv yim rau kev siv Reflectors