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ppm
₯l‹C‹LŽ–Χέ·έΈή
₯–ΪŽŸ
ψκŠT—v
ppmiΚί°Β₯Κί°₯Πء݁j‚β•S–œ•ͺ—¦i‚Π‚α‚­‚ά‚ρ‚Τ‚ρ‚肁j‚Ν€100–œ•ͺ‚Μ‚’‚­‚η‚Ε‚ ‚ι‚©‚Ζ‚’‚€Š„‡‚πŽ¦‚·parts-per•\‹L‚Ι‚ζ‚ι’PˆΚ‘’parts per million£‚Μ“ͺ•ΆŽš‚π‚Ζ‚Α‚½‚ΰ‚Μ‚Ε€100–œ•ͺ‚Μ1‚ΜˆΣ‘1ppm = 0.0001% ‚Ε‚ ‚θ 10,000ppm = 1% ‚Ε‚ ‚ι‘
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2019/06/10 23:30
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