Txhawm rau txhawm rau txhawm rau txhawm rau HEPA Lim, nws paub zoo tias siv aerosol photometer rau kev sim. ZR-6012 Aerosol Photometer tau raug kuaj los ntawm engineers hnub thiab hmo ntuj. Hnub no yuav tso pub...
Los ntawm 23th-25th 2023, lub thib tsib Tuam Tshoj Trade Fair Indonesia 2023 qhib ntawm Jakarta International Expo.