.<\/span><\/p>\nK\u1ef9 thu\u1eadt h\u00e0n laser d\u1ef1a tr\u00ean vi\u1ec7c \u00e1p d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng cao c\u1ee7a xung tia laser \u0111\u1ec3 t\u0103ng nhi\u1ec7t c\u1ee5c b\u1ed9 tr\u00ean m\u1ed9t khu v\u1ef1c r\u1ea5t nh\u1ecf c\u1ee7a v\u1eadt li\u1ec7u. N\u0103ng l\u01b0\u1ee3ng t\u1eeb tia laser l\u00e0m n\u00f3ng ch\u1ea3y v\u00e0 khu\u1ebfch t\u00e1n b\u00ean trong v\u1eadt li\u1ec7u. Khi v\u1eadt li\u1ec7u n\u00f3ng ch\u1ea3y \u0111\u00f4ng c\u1ee9ng l\u1ea1i, m\u1ed1i h\u00e0n \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh, \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ee5c ti\u00eau h\u00e0n n\u1ed1i.<\/span><\/p>\n