The main social services of the iron and steel industry system are the provision of iron and steel products and the consumption of iron ore
A: 正确
B: 错误
A: 正确
B: 错误
举一反三
- 2. The iron and steel industry ___ the key link in socialist production. Are/is
- Which of the following regions is the center of America’s iron and steel industry?
- Among the major products (import)_________ by Japan were iron and steel, and wood.
- According to the passage, how did Bessemer method make the mass production of steel possible A: It directed air at melted iron in a furnace, removing all impurities. B: It slowly heated iron ore then stirred it and heated it again. C: It changed iron ore into iron which was a substitute for steel. D: It could quickly find deposits of iron ore under the ground.
- Among the major products (import )____by Malasia were iron and steel, and medical instruments.