
Ib tug 6.5 m structural beam uas txhawb nqa ob honeycomb qab nthab theem thiab suav nrog ib tug zais 10 hli teeb pom kev zoo channel. Pom zoo rau cov tsev thiab loj nyob-chaw noj mov ceilings xav tau kev tsim kho thiab ib puag ncig ambient teeb pom kev zoo.





