Harold K. Schappell 的 KDP 数据
截至 2026 年 11 月 6 日,Harold K. Schappell 在 Amazon 有 25 本书,近 30 天有 11 本上过榜,最好排名 #4,主要在Propulsion Technology、Aerodynamics、Semiconductors。
25Amazon 上的书
11近 30 天上榜书
5.0平均评分
| 价格中位数 | $72.15 |
|---|---|
| 价格区间(中间 50%) | $49.99 – $91.87 |
| 评论中位数 | 1 |
| 评论总数 | 4 |
| 近 30 天新书 | 2 |
| 近 30 天突围新书 | 1 |
数据解读
- 定价中位 $72.15,比主类目「Propulsion Technology」的中位价高 83%。
Harold K. Schappell 排名最好的书
-
Applied Systems Engineering: A Modern, Comprehensive Guide to Requirements Analysis, Model-Based Systems Engineering (MBSE), Risk Management, and the Vee Lifecycle Approach
作者 Harold K. Schappell
- 价格$99.99
- 评分5.0
- 评论1
-
Practical Structural Steel Design Handbook for Buildings: A Complete Course in Steel Member Design, Connections, and System Stability
作者 Harold K. Schappell
- 价格$66.26
- 评分5.0
- 评论1
-
Fundamentals of Aerospace Engineering : Aerodynamics, Propulsion, Flight Performance, and Orbital Mechanics — Core Equations and Fully Solved Step-by-Step Examples for Engineering Students
作者 Harold K. Schappell
- 价格$29.99
- 评论-
-
Fundamentals of Aerospace Engineering: Aerodynamics, Propulsion, Flight Performance, and Orbital Mechanics — Core Equations and Fully Solved Step-by-Step Examples for Engineering Students
作者 Harold K. Schappell
- 价格$42.21
- 评论-
-
PRACTICAL ELECTRONICS ROADMAP FOR BEGINNERS: A Project Based Introduction to Circuits, Soldering, Schematics, and PCB Design with Clear Diagrams
作者 Harold K. Schappell
- 价格$82.68
- 评论-
-
The Fluid Mechanics Solutions Workbook: 500+ Verified, Fully Worked Problems in SI and US Units for Engineering Students, Practicing Engineers, and FE Exam Review
作者 Harold K. Schappell
- 价格$74.31
- 评论-
-
Metallurgy Fundamentals for Machinists and Makers Textbook: Understanding Steel, Alloys, and Heat Treatment from Microstructure to the Machine Shop
作者 Harold K. Schappell
- 价格$49.88
- 评论-
- 出版2026-05
-
PRACTICAL ELECTRONICS ROADMAP FOR BEGINNERS: A Project Based Introduction to Circuits, Soldering, Schematics, and PCB Design with Clear Diagrams
作者 Harold K. Schappell
- 价格$39.99
- 评论-
-
PRACTICAL ELECTRONICS ROADMAP FOR BEGINNERS: A Project Based Introduction to Circuits, Soldering, Schematics, and PCB Design with Clear Diagrams
作者 Harold K. Schappell
- 价格$61.87
- 评论-
-
Metallurgy Fundamentals for Machinists and Makers Textbook: Understanding Steel, Alloys, and Heat Treatment from Microstructure to the Machine Shop
作者 Harold K. Schappell
- 价格$44.99
- 评论-
主要上榜类目
常见问题
Harold K. Schappell 在 Amazon 有多少本书?
KDPTop 跟踪到 25 本,近 30 天有 11 本上过 Amazon 榜单。
Harold K. Schappell 主要写哪些类目?
上榜最多的类目是Propulsion Technology、Aerodynamics、Semiconductors。
Harold K. Schappell 的书一般卖多少钱?
定价中位数 $72.15,一半的书在 $49.99–$91.87 之间。
Harold K. Schappell 最近出新书了吗?
近 30 天新上 2 本,其中 1 本进了畅销榜。
数据说明
数据来自 KDPTop 每天对 Amazon 公开榜单页面的抓取,中位数基于最新一期畅销榜。机会分综合了评论门槛、低评论书占比、榜单更替、新书占比和价格,0–100 分,越高越容易进入。