Xiangjun Zhang Books

An Intelligent System for Engine Tribological Design

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The internal combustion is widely used as a power source in engineering. As the demands placed upon engines have increased, tribology has come to play an important role in their development. This b...

An intelligent system for tribological design in engines

By Xiangjun Zhang, Chaglin Gui, Xiangju Zhang

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ICO20

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Xing shi fan zui xue

By Shuhua Kang, Xiangjun Zhang

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Guo ji fa xin ming ti

By Xiangjun Zhang

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Huo bi gui zu

By Xiangjun Zhang

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Multi MHz High Frequency Resonant DC DC Power Converter

By Xiangjun Zhang, Yijie Wang, Dianguo Xu, Yueshi Guan

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Multi MHz High Frequency Resonant DC DC Power Converter

By Xiangjun Zhang, Yijie Wang, Dianguo Xu, Yueshi Guan

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Wo de hai zi bu hui jiang zhong wen?!

By Xiangjun Zhang

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200 ge qi fa zhi neng you xi

By Xiangjun Zhang

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.