The total number of fishermen has dropped to about 13,000, down from 15,000 when cod was at its peak in 1987, and the value of shipments is higher than before.
渔民总数从鳕鱼兴盛时期的1987年的15,000人下降到现在的大约13,000人，但鱼货的价值比以前高。
The total number of fishermen has dropped to about 13, 000, down from 15, 000 when cod was at its peak in 1987, and the value of shipments is higher than before.
渔民总数从鳕鱼兴盛时期的1987年的15,000人下降到现在的大约13,000人，但鱼货的价值比以前高。
The value of TOC and COD in surface water, municipal sewage and industrial sewage in different regions is measured, and the results is analyzed by linear regression statistics.
针对不同地区的地表水、生活污水和工业废水的TOC和COD进行了测试，对测定值进行线性回归分析。
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