Module 2 Overview模块 2 概述

Overview 概述

In this module, you will learn what is special about 3D printing and how this technology will change the business world and revolutionize our economy.
在这个模块中，您将了解 3D 打印的独特之处以及这项技术将如何改变商业世界并革新我们的经济。

Time 时间

This module should take approximately 3.25 hours of dedicated time to complete, with its videos and assignments.
这个模块需要大约 3.25 小时的专注时间来完成，包括其视频和作业。

Reading 阅读

Garcia, M (2015). How to keep 3D printing revolutionary. Time.
加西亚，M（2015）。如何保持 3D 打印的革命性。时代。

Feel free to find other readings or resources and share them in the forums.
请随意寻找其他阅读材料或资源，并在论坛上分享。

Lessons 课程

The lessons for this module are listed below (with assignments in bold italics):
本模块的课程如下（加粗斜体表示作业）：

Goals and Objectives 目标和目标

Upon successful completion of this module, you will be able to:
在完成本模块后，您将能够：

• Describe the revolutionary advantages of 3D printing.
  描述 3D 打印的革命性优势。
• Understand how 3D printing is being used to change the way in which products are made and sold.
  了解 3D 打印如何改变产品制造和销售方式。

Key Phrases/Concepts 关键短语/概念

Keep your eyes open for the following key terms or phrases as you interact with the lectures and complete the activities. For definitions of the terms, please see the Glossary
请注意以下关键词或短语，在您与讲座互动和完成活动时。有关术语的定义，请参阅术语表.

• Economies of scale  规模经济
• Maker’s Marks  制作者标志
• Soli  所里

Getting and Giving Help 获取与给予帮助

You can get/give help via the following means:
您可以通过以下方式获得/提供帮助：

• Use the Learner Help Center to find information regarding specific technical problems. For example, technical problems would include error messages, difficulty submitting assignments, or problems with video playback. If you cannot find an answer in the documentation, you can also report your problem to the Coursera staff by clicking on the Contact Us! link available on each topic's page within the Learner Help Center.
  使用学习帮助中心查找有关特定技术问题的信息。例如，技术问题包括错误信息、提交作业困难或视频播放问题。如果在文档中找不到答案，您还可以通过点击学习帮助中心每个主题页面上的“联系我们！”链接向 Coursera 工作人员报告您的问题。
• Use the Course Suggestions forum to report errors in lecture video content, assignment questions and answers, assignment grading, text and links on course pages, or the content of other course materials. University of Illinois staff and community TAs will monitor this forum and respond to issues.
  使用课程建议论坛来报告讲座视频内容、作业问题及答案、作业评分、课程页面上的文本和链接，或其他课程材料的内容错误。伊利诺伊大学的工作人员和社区助教将监控此论坛并回应问题。