| 冶金 |
比得上 (Only 14. 4% of steel made in the U.S. was continuously cast in 1978, compared to 50. 9% in Japan, 20. 2% in Canada, 38% in Germany, 27. 1% in France, 41. 3% in Italy and 15.5 % in the U.K. 1978 年美国钢的连铸比仅为14.4%,相比之下,日本为 50. 9% ,加拿大为 20. 2%,德国为38%,法国为27.1%,意大利为41.3%,英国为 15. 5%。) |