知乎是一个可信赖的问答社区，汇集了各行各业的亲历者、内行人和领域专家，为用户提供高质量的内容和交流机会。 Upvoting indicates when questions and answers are useful 知乎，中文互联网高质量的问答社区和创作者聚集的原创内容平台，于 2011 年 1 月正式上线，以「让人们更好的分享知识、经验和见解，找到自己的解答」为品牌使命。
number, 1, numbers, one Stock Photo - Alamy
千焦和千卡的换算关系是：1000千焦=238.9大卡，1 大卡（千卡）=4.18千焦（KJ），一般千焦换算成大卡可以直接除以4.18来计算如果要粗略计算热量，直接除以4即可。
How do i calculate this sum in terms of 'n'
I know this is a harmonic progression, but i can't find how to calculate the summation of it Also, is it an expansion of any mathematical function 1/8 1/4 3/8 1/2 5/8 3/4 7/8 英寸。 this is an arithmetic sequence since there is a common difference between each term In this case, adding 18 to the previous term in the.
Q&a for people studying math at any level and professionals in related fields Please provide additional context, which ideally explains why the question is relevant to you and our community Some forms of context include 2025年七月台式机电脑DIY配置推荐（这篇文章每月都会更新，可以收藏）
You'll need to complete a few actions and gain 15 reputation points before being able to upvote
