['In', 'this', 'paper', ',', 'a', 'synthetic', 'assessment', 'method', 'based', 'on', 'cloud', 'theory', 'is', 'applied', 'to', 'evaluate', 'the', 'single', 'factor', 'and', 'multiple', 'factors', 'environmental', 'carrying', 'capacity', 'in', 'Caofeidian', 'marine', 'district', ',', 'Tangshan', 'Bay', ',', 'China', '.']