CONTENTS 01 () () 02 03 06 05 04 1 51125 23 201551 10 0000 0000 ? 2 01 02 4 5 7 6 1 2 3 3 4 ( ) 121763000 201363 A ABCE BC E A 01 02 03 04 (1) (2) (3) U 20M (DC) (AC) 2mA 0.5mA 50mA 10mA 80mA 30mA 300mA 50mA 1 01 02 03 01 02 03 48 20101015 3659 48 48 1 : (1) (2) (3) (4) 2m 6mm l0mm 2 4 () P D C A 1. 2. 3. 4. EHS 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. ? 1 1 (1) 1 1 1 LA 2 (1) (2) (3) (4) (5) 20101115 111513728 14149 5871 120001.58 3 (1) (2) (3) (4) (5) (6) 4 (1)( ) (2) (3) (4) (5) 5 30 min 30 min 10m 10m 6 (1) (2)() ()() : 23.5% 19.5% : 10% LEL : 10ppm 7 20km/h 5km/h 8 9 10 AQ9006/T 3.1 work safety standardization 1 5 1 2 2008.5.122200 136 2010414900 4.2 01 02 03 04 201581223:30 165(2475 1155)8(5 3)798(58740 )304124287533 812 450TNT 450TNT 14700 2009 50700 20097191040 3000 4007600 () 13 1 28200 10 1376 806 6 1% 1510 7 ( ) ( ) 1000 1001 1 29 300 24400997700 55710062000262900 1.01 365 = 37.8 0.99 365 = 0.03 1.02 365 = 1377.4 0.98 365 = 0.0006