Z:gnu-www-ja-gpl-faq--8ab5ae-The beginning of GPLv3 section/en

The beginning of GPLv3 section 6 says that I can convey a covered work in object code form &ldquo;under the terms of sections 4 and 5&rdquo; provided I also meet the conditions of section 6. What does that mean? (#v3Under4and5)