短文改错

It was my 18th birthday yesterday. As the age is special for our teenagers, so my parents held a birthday party for me at home. With my parents and some of my good friends attend my birthday party, I really had unforgettable experience. We sang songs, dancing and played games together. We all enjoyed ourselves very much. During the party, my parent told me that from then on I was no longer a child and an adult. They also said I should be more independent and responsibly. Hearing their words, I was greatly encouraged. It was just in that moment when I felt I was a grown-up

高炉生产一旦出现低料线，一方面要考虑喷吹量，另一方面要考虑减风操作。（）