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2010/6/18
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()
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(/)
MOCA PAH
UVIRUV IR X
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SARS
//
-
-
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191
(ANSI1977)
(NIOSH1979))
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OSHA1993
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()
(()
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()
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36% 23% 18% 7% 7% 4% 3% 2%
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43% 37% 37% 6% 4% 4% 4% 3% 3%
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2010(67ppm)( pp )
24
26.7ppm
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2009/08/251332009/07/21232009/06/18 212008/05/10111
??
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93.10.20
63.73
(92.4.24/94.11.22)
29-1
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331/203%
2
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()
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()
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119
&
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1. 2. 3 3. 4. 5. 6. 7. 8. 9. 10.11.
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(1/2)21
..
.
..
(2/2)21
..
.
.
..
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STEL1. CO 52.5 ppm2. SO2 4 ppm3. CO2 5000 ppm4. NH3 75 ppm5. C7H8 125 ppm6 C H 1256. C8H10 125 ppm Ceiling1. H2S 10 ppm2. Cl2 0.5 ppm
STD25%>>18%
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28.3 0.14
110m3/min450 m3/min0.8m/sec 2 0
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-O2COCH4H2S
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()
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()( )
()
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()
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98/3/30 15:00 ()
1.
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2
18%
3/30
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()
SOP
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1. IOSH90-
T-03890.
2 882. 88.
3. 91.
4. 4
5. Examples of Permit-required Confined Space Programs p f q f p g1910.146 App COSHA( Occupational Safety and Health) Standards-29CFR.
6. 9512
7.