remove name attribute for zh-CN

1 files changed, 5 insertions, 5 deletions

diff --git a/files/zh-cn/web/javascript/reference/global_objects/math/sqrt1_2/index.html b/files/zh-cn/web/javascript/reference/global_objects/math/sqrt1_2/index.html
index 2c3c139abe..413f66b993 100644
--- a/files/zh-cn/web/javascript/reference/global_objects/math/sqrt1_2/index.html
+++ b/files/zh-cn/web/javascript/reference/global_objects/math/sqrt1_2/index.html
@@ -5,15 +5,15 @@ translation_of: Web/JavaScript/Reference/Global_Objects/Math/SQRT1_2
 ---
 <div>
  {{JSRef("Global_Objects", "Math")}}</div>
-<h2 id="Summary" name="Summary">概述</h2>
+<h2 id="Summary">概述</h2>
 <p><code><strong>Math.SQRT1_2</strong></code> 属性表示 1/2 的平方根，约为 0.707：</p>
 <p><math display="block"><semantics><mrow><mstyle mathvariant="monospace"><mi>Math.SQRT1_2</mi></mstyle><mo>=</mo><msqrt><mfrac><mn>1</mn><mn>2</mn></mfrac></msqrt><mo>=</mo><mfrac><mn>1</mn><msqrt><mn>2</mn></msqrt></mfrac><mo>≈</mo><mn>0.707</mn></mrow><annotation encoding="TeX">\mathtt{\mi{Math.SQRT1_2}} = \sqrt{\frac{1}{2}} = \frac{1}{\sqrt{2}} \approx 0.707</annotation></semantics></math></p>
 <div>
  {{js_property_attributes(0,0,0)}}</div>
-<h2 id="Description" name="Description">描述</h2>
+<h2 id="Description">描述</h2>
 <p>由于 <code>SQRT1_2</code> 是 <code>Math</code> 对象的静态属性，所以应该像这样使用：<code>Math.SQRT1_2</code>，而不是作为你创建的 <code>Math</code> 实例的属性（<code>Math</code> 不是构造函数）。</p>
-<h2 id="Examples" name="Examples">示例</h2>
-<h3 id="Example:_Using_SQRT1_2" name="Example:_Using_SQRT1_2">例子：使用 <code>SQRT1_2</code></h3>
+<h2 id="Examples">示例</h2>
+<h3 id="Example:_Using_SQRT1_2">例子：使用 <code>SQRT1_2</code></h3>
 <p>下面的函数返回 1/2 的平方根：</p>
 <pre class="brush:js">function getRoot1_2() {
    return Math.SQRT1_2
@@ -94,7 +94,7 @@ getRoot1_2() // 0.7071067811865476</pre>
   </tbody>
  </table>
 </div>
-<h2 id="See_also" name="See_also">相关链接</h2>
+<h2 id="See_also">相关链接</h2>
 <ul>
  <li>The {{jsxref("Global_Objects/Math", "Math")}} object it belongs to.</li>
 </ul>