hat
Li te lajman te itilize nan metaliji, izin kouran, endistri chimik, mwen li ye, han, plizyè tinèl, tiyo soutèren yo ak etranje yo, ke prevni se aksidan an.
eng
It has widely used in metallurgy, power plant, chemical industry, mine, tunnel, tunnels, underground pipeline and other places, effectively prevented the happening of the accident.