已知：某高炉料批组成为：烧结矿44t，球团矿11t，烧结矿含铁量56_爱下问搜题

搜题请搜索小程序“爱下问搜题”

问题问答题计算题

已知：某高炉料批组成为：烧结矿44t，球团矿11t，烧结矿含铁量56%，球团矿含铁量60%，二次铁间下料20批，渣铁比300kg/t，冶炼炼钢铁。求（1）该高炉的批出铁量为多少？（2）这次铁应该出铁多少？（3）这次铁应该出渣多少？（炼钢铁[Fe]＝95%）

答案

参考答案：

解：每批出铁量＝（44×0.56+11×0.60）/0.95＝32.88t

这次铁应出铁量＝32.88×20＝657.6t

这次铁应出渣量＝657.6×300/1000＝197t

答：该高炉的批出铁量为32.88t，这次铁应该出铁657.6t，出渣量197t。

完形填空

“Kevin, we are getting a divorce,” said my mother. My heart plunged (急降). I was 9 years old and I thought that my life was going to ________. My brother and I were going to move with my mother to southern California. My dad was to ______ in New Jersey because of work. My family was splitting apart.
Now that my mom is a ________ parent, I do my own laundry, make dinner and do extra chores around the house. _______ it was hard at first, I now recognize the positive ________ that this responsibility had on me. My mother gave me these _______ and duties so that I would learn to become self-disciplined (自律的) and trustworthy.
I strive to show these ______ in my life, and have seen the benefits. When I was only 11 years old, my ______ told me that he was selecting me as soccer team captain because of my determination and ability to get my teammates to ________ themselves. We _________the championship, but I won the fair play award for keeping my team together.
I am always determined to be an individual and not participate in anything that I feel is ________. I am, for example, extremely _______ of my decision not to drink alcohol. Personally, I don’t feel the need to drink to have fun, and I stand by my decision even when others try to ________ me.
My mom and dad both found new _______ and happily remarried. I am ______ close to my father, even though he lives 4,800 km away. I thought my parents’ divorce was going to be the worst thing that _______ happened to me. Ironically (讽刺的是), it turned out to be the ______. I wasn’t willing to let it _______ my life without putting up a fight, and neither was my family.
At age 9, I fought with the confusion and ________ of divorce. Today, at age 16, I understand that _______ can bring opportunity and success, and that hard work, determination and self-discipline can turn your worst time into your best time.

A．achievements

D．disadvantages

B．difficulties

D．celebration

问答题简答题

妊娠高血压疾病诊断的辅助检查有哪些?