id	keyword
american_scientific_journal-12144	production
american_scientific_journal-12144	journal
american_scientific_journal-12144	lines
american_scientific_journal-12144	research
american_scientific_journal-12144	capacity
american_scientific_journal-12144	time
american_scientific_journal-12144	international
american_scientific_journal-12144	production lines
american_scientific_journal-12144	simulation
american_scientific_journal-12144	performance