七月 2026
kelvin.com
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跳出率
48.82%
每次访问页数
2.93
平均访问时长
00:03:14
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kelvin.com的 10 大竞争对手
在 七月 2026 与 kelvin.com 相似的前 10 名网站，按关键字流量、受众定位和市场重叠方面与 kelvin.com 的关联性排名
Empower students through hands-on STEM kits, robotics, and curriculum solutions from Pitsco Education—building skills for real-world success.
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- Pitsco
跳出率
40.64%
每次访问页数
3.33
平均访问时长
00:01:20
相似度评分
100%The Art of Problem Solving has expanded to include math books plus in-person and online math classes for elementary through high school students.
跳出率
33.21%
每次访问页数
1.88
平均访问时长
00:00:35
相似度评分
92%Access PocketLabs U.S. tax form W-9 for institution purchasing requirements.
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跳出率
40.05%
每次访问页数
2.49
平均访问时长
00:00:38
we are manufacturers of electrical safety test equipment which are used across many industries including, pat testing, solar, manufacturing, medical and more.
跳出率
42.45%
每次访问页数
2.10
平均访问时长
00:01:17
相似度评分
87%earth shattering secrets for building winning mouse trap powered cars, boats, racers, and vehicles. doc fizzix, your official mousetrap project source.
跳出率
37.9%
每次访问页数
1.71
平均访问时长
00:00:34
UN SDG:Learn is a United Nations initiative that aims to bring relevant and curated learning solutions on sustainable development topics to individuals and organizations.
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跳出率
37.31%
每次访问页数
2.39
平均访问时长
00:00:47
The IAU OAE glosary contains definitions of astronomical terms that will often appear in educational contexts. Definitions are written by astronomers and reviewed by astronomers and teachers to ensure they are correct and easily understandable.
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跳出率
41.07%
每次访问页数
1.87
平均访问时长
00:00:40
To purchase this lesson packet, or lessons for the entire course, please click here .
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跳出率
86.79%
每次访问页数
1.19
平均访问时长
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Mathematics 10 (Science Group) [Matric Science 10th Book Cover] The notes/solutions, definitions, MCQs and important question for Mathematics 10 (Science Group), published by Ilmi Kitab Khana, Urdu Bazar, Lahore, Pakistan are available on this page. Whenever we found the notes we will update this page and will upload notes here. If you wish to contribute and send us the notes please contact us via our $(b^2-4ac)$$ax^2+bx+c$$\mathbb{N}$$\mathbb{W}$$\mathbb{Z}$$E$$O$$P$$\mathbb{Q}$$\cup$$\cap$$\s…
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跳出率
29.3%
每次访问页数
2.81
平均访问时长
00:01:13
the free, interactive, easy way to learn physics for everyone. full physics curriculum designed for all levels: algebra & calculus-based physics, ap, high-school & university, and for the casual learner
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跳出率
40.39%
每次访问页数
3.00
平均访问时长
00:00:43
kelvin.com在 七月 2026 的前五名竞争对手是：pitsco.com、aops.com、thepocketlab.com、seaward.com等。
根据 Similarweb 的月访问量数据，kelvin.com 在 七月 2026 的头号竞争对手是 pitsco.com。与 kelvin.com 相似度排名第二的网站是 aops.com，排名第三的是 thepocketlab.com。
在 七月 2026，seaward.com 被评为与 kelvin.com 相似度第四高的网站，docfizzix.com 位居第五。
进入前十名榜单的其他五家竞争对手分别是 unsdglearn.org、astro4edu.org、algebra2cc.flippedmath.com、mathcity.org 和 physicsisbeautiful.com。