Hollow hlau qhov rooj yogIb qho ntawm feem ntau hom rooj uas siv hauv kev lag luam thiab kev lag luamCov. Hollow hlau qhov rooj yog tsim los ntawm cov hlau thav duab uas muaj cov hlau panels laminated rau ob sab. Lub qhov rooj feem ntau yog nruab nrog cov hings rau hinges thiab hnab ris rau lub xauv mortam.
Dab tsi yog hollow hlau qhov rooj?
Aug 23, 2022
Tso lus
Koj Tseem Yuav Zoo Li
