Daim Ntawv Thov Cov Yeeb Nkab / Tube Laser Tej Tshuab Hauv Kev Lag Luam Hlau Rooj Tog
Nrog rau kev txhim kho tas mus li thiab kev txhim kho ntawm kev lag luam laser, laser txiav tshuab, cov tswv yim qib kuj nce. Hlau ntawv laser txiav tshuab ntxiv rau kev siv dav hauv cov ntawv hlau ua, khoom kho vajtse, ua haujlwm of elevator, tsev so meta ...
