CaCO3 Coated Fiberglass Mat
Jul 05, 2018
Nrog rau kev siv technology, NJEFG yog ua kom paub txog CaCO3 Coated Fiberglass Mat uas yog siv los ua qab nthab. Cov khoom no muaj qhov zoo ntawm cov khoom siv tiv thaiv los ntawm cov hluav taws xob thiab kev ruaj khov-uas muaj peev xwm ua tiav siab rau cov neeg xav tau.