gi\u00e1m s\u00e1t m\u00f4i tr\u01b0\u1eddng<\/a> ph\u00f2ng s\u1ea1ch ng\u0103n ch\u1eb7n n\u1ed3ng \u0111\u1ed9 h\u1ea1t sol kh\u00ed. Ghi ch\u00fa \u1ee9ng d\u1ee5ng n\u00e0y xem x\u00e9t ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m v\u00e0 cung c\u1ea5p h\u01b0\u1edbng d\u1eabn v\u1ec1 “Gi\u1edbi h\u1ea1n \u0111\u1ed9 s\u1ea1ch theo ti\u00eau chu\u1ea9n”. C\u1ea7n ch\u00fa \u00fd \u0111\u1ebfn y\u00eau c\u1ea7u n\u1ed3ng \u0111\u1ed9 th\u1eed nghi\u1ec7m kh\u00f4ng \u0111\u01b0\u1ee3c cao \u0111\u1ebfn m\u1ee9c \u201c\u00f4 nhi\u1ec5m d\u01b0 l\u01b0\u1ee3ng\u201d tr\u1edf th\u00e0nh r\u1ee7i ro.<\/p>\nH\u1ea7u h\u1ebft c\u00e1c nh\u00e2n vi\u00ean ki\u1ec3m \u0111\u1ecbnh \u00f4 nhi\u1ec5m ph\u00f2ng s\u1ea1ch, nh\u00e0 vi khu\u1ea9n h\u1ecdc v\u00e0 nh\u00e0 qu\u1ea3n l\u00fd c\u01a1 s\u1edf d\u01b0\u1ee3c ph\u1ea9m \u0111\u1ec1u quen thu\u1ed9c v\u1edbi ISO 14644-1<\/strong>\u00a0\u201cPh\u00f2ng s\u1ea1ch v\u00e0 m\u00f4i tr\u01b0\u1eddng \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t li\u00ean quan\u201d.\u00a0C\u1ed1t l\u00f5i c\u1ee7a ti\u00eau chu\u1ea9n ISO 14644-1<\/strong> theo s\u01a1 \u0111\u1ed3 ph\u00e2n lo\u1ea1i (B\u1ea3ng 1<\/strong>) v\u1ec1 \u0111\u1ed9 s\u1ea1ch c\u1ee7a kh\u00f4ng kh\u00ed, trong \u0111\u00f3 \u0111\u1eb7t ra n\u1ed3ng \u0111\u1ed9 h\u1ea1t t\u1ed1i \u0111a \u1edf nhi\u1ec1u k\u00edch c\u1ee1 h\u1ea1t kh\u00e1c nhau.<\/p>\n