x type=text placeholder='Help us improve...' data-lang=zh></div><div id=feedback-thankyou>Thanks for your feedback!</div></div><div id=endnotes-container aria-hidden=true><h2>链接</h2><ol id=endnotes></ol></div></div><div class=toc-container><nav class=toc aria-label="Table of Contents"><div id=toc><ol><li role=none aria-label=功能定义阶段><a href=#feature-phase-definitions>功能定义阶段</a><li role=none aria-label="Istio 特性"><a href=#Istio-features>Istio 特性</a><ol><li role=none aria-la