球鞋长度感觉刚好长，但感觉有点紧，需要换大一码吗？ 鞋子大一码是多少厘米
\u978b\u5b50\u5bbd\u5ea6\u5c3a\u7801\u6807\u51c6
\u4e00\u3002\u5173\u4e8e\u978b\u5bbd\u8fd9\u4e2a\u4e3b\u8981\u662f\u6b27\u7f8e\u4eba\u7684\u53eb\u6cd5\uff0c\u5982\u679c\u4f60\u5728\u4e2d\u56fd\u5927\u8857\u4e0a\u629310\u4e2a\u4eba\u95ee\u95ee\uff0c\u6211\u4f30\u8ba1\u81f3\u5c119\u4e2a\u534a\u6ca1\u542c\u8bf4\u8fc7\u3002\u6b27\u7f8e\u4eba\u7684\u978b\u5bbd\uff0c\u540c\u4e00\u978b\u5b50\u5c3a\u7801\u4e0b\uff0c\u6709\u4e94\u79cd\u4e0d\u540c\u7684\u5973\u978b\u5bbd\u5ea6\u548c\u56db\u79cd\u4e0d\u540c\u7684\u7537\u978b\u5bbd\u5ea6\uff1a
1\u3001\u7279\u7a84(X-Narrow)\uff1a\u5973\u978bS\u53f7\u6216AA\u53f7
2\u3001\u7a84(Narrow)\uff1a\u5973\u978bN\u53f7\u6216A\u53f7,\u7537\u978bN\u53f7\u6216C\u53f7
3\u3001\u6b63\u5e38\u4e2d\u7b49\u5bbd\u5ea6(Medium)\uff1a\u5973\u978bM\u53f7\u6216B\u53f7,\u7537\u978bM\u53f7\u6216D\u53f7
4\u3001\u5bbd(Wide)\uff1a\u5973\u978bW\u53f7\u6216D\u53f7,\u7537\u978bW\u53f7\u6216EE(2E)\u53f7
5\u3001\u7279\u5bbd\uff08X-Wide\uff09\uff1a\u5973\u978bXW\u53f7\u6216EE\uff082E\uff09\u53f7\uff0c\u7537\u978bXW\u53f7\u6216EEEE\uff084E\uff09\u53f7
\u8fd9\u91cc\u6ce8\u610f\u4e86\uff0cD(M) \u7801\u662f\u6b27\u7f8e\u4eba\u7684\u6b63\u5e38\u4e2d\u7b49\u5bbd\u5ea6\u7684\u978b\u5b50\u3002\u800c\u4e2d\u56fd\u4eba\u7684\u811a\u638c\u4e00\u822c\u8f83\u6b27\u7f8e\u4eba\u7684\u80a5\uff0c\u6240\u4ee5\u5f88\u591a\u4eba\u53ef\u80fd\u5e94\u8be5\u9009\u62e92E\u6216\u8005W\u5bbd\u7801\u7684\u978b\u3002 \u4e0d\u540c\u54c1\u724c\u7684\u5b9e\u9645\u978b\u5bbd\u6709\u4e9b\u5c0f\u5dee\u5f02\u7684\uff0c\u4e00\u822c\u6765\u8bf4\u811a\u6bd4\u8f83\u5bbd\u70b9\u7684\u8bdd\uff0c\u5efa\u8bae\u9009\u6bd4\u6b63\u5e38\u5bbd\u5ea6\u5927\u4e00\u7801\u7684\u3002
\u5173\u4e8e\u978b\u7684\u5bbd\u5ea6\uff0c\u56fd\u9645\u4e0a\u7f8e\u56fd\u6807\u51c6\u3001\u6b27\u6d32\u6807\u51c6\u548c\u5927\u9646\u6807\u51c6\uff08\u7b80\u79f0\u56fd\u6807\uff09\u90fd\u4e0d\u76f8\u540c\uff0c\u5927\u81f4\u6362\u7b97\u5982\u4e0b\u8868\u683c\uff1a
D\uff08\u6b27\u6807\uff09\u5bf9\u5e94\u4e8eR\uff08Regular\uff0c\u7f8e\u6807\uff09\u30012.5\u578b\uff08\u56fd\u6807\uff09\uff1b\u6ce8\u610f\uff0c2.5\u578b\uff08\u56fd\u6807\uff09\u4e00\u822c\u662f\u6807\u51c6\u5bbd\u5ea6\uff0cD\u7684\u3002
2E\uff08EE\uff0c\u6b27\u6807\uff09\u5bf9\u5e94\u4e8eW\uff08Wide\uff0c\u7f8e\u6807\uff09\u30012.5\u578b\uff08\u56fd\u6807\uff09\u6216\u80053\u578b\uff08\u56fd\u6807\uff09\uff1b\u6ce8\u610f\uff0c2.5\u578b\uff08\u56fd\u6807\uff09\u53ea\u6709\u978b\u76d2\u4e0a\u53c8\u6807\u4e862E\u7684\uff0c\u624d\u662f2E\u7684\u3002\u8fd9\u5c31\u662f\u5bf9\u4e2d\u56fd\u6d88\u8d39\u8005\u4e0d\u8d1f\u8d23\u4efb\u548c\u6df7\u4e71\u7684\u5730\u65b9\u3002
3E(EEE,\u6b27\u6807\uff09\u5bf9\u5e94\u4e8eEW\u6216\u8005WW\uff08\u7f8e\u6807\uff09\uff1b\u6ce8\u610f\uff0c\u56fd\u5185\u6682\u65e0\u770b\u5230\u3002
4E\uff08EEEE\uff0c\u6b27\u6807\uff09\u5bf9\u5e94\u4e8eXW\uff08\u7f8e\u6807\uff09\u3002\u6ce8\u610f\uff0c\u56fd\u5185\u6682\u65e0\u770b\u5230\u3002
\u7531\u4e8e\u56fd\u5185\u5bf9\u5bbd\u5ea6\u7ec6\u8282\u7684\u8981\u6c42\u4e0d\u4e25\uff0c\u5bbd\u5ea6\u6807\u51c6\u7684\u56fd\u6807\u57fa\u672c\u662f\u5404\u6709\u5404\u7684\u6807\u51c6\u3002\u6211\u66fe\u7ecf\u770b\u5230\u67d0\u4e2a\u54c1\u724c\u7684\u978b\u5bbd\u660e\u660e\u5df2\u7ecf\u662fH\uff08\u76f8\u5f53\u4e8e\u4e0a\u9762\u8868\u683c\u76842E\uff09\u4e86\uff0c\u4f46\u662f\u4ed6\u4eec\u968f\u4fbf\u5199\u4e86\u4e2a2\u578b\u3002
\u548c\u4e0a\u8868\u76f8\u5bf9\u5e94\u8d77\u6765\uff0c\u5982\u679c\u4f60\u7684\u811a\u957f\u572826M\uff0c\u8dd6\u56f4\u662f3E\uff08261MM\uff09\uff0c\u4e3a\u4e86\u8fc1\u5c31\u52a0\u5bbd\uff0c2E\u7684\u978b\u5b50\u5fc5\u987b\u900927CM\u3002
\u6240\u4ee5\u56fd\u5185\u7684\u978b\uff0c3\u578b\uff08\u56fd\u6807\uff09\u4e00\u5b9a\u662f\u52a0\u5bbd\u7684\uff0c\u4f46\u662f2.5\u578b\uff08\u56fd\u6807\uff09\u5927\u90e8\u5206\u662f\u6807\u51c6\u5bbd\u5ea6\uff0c\u4e00\u90e8\u5206\u662f\u52a0\u5bbd\u7684\uff08\u978b\u76d2\u4e0a\u6807\u4e862E\u624d\u662f\uff09\u3002
\u5373\uff1aE\u5bbd\u5ea6\u6bd4D\u5bbd\u5ea6\u5bbd0.47625\u5398\u7c73\uff0c2E\u5bbd\u5ea6\u6bd4E\u5bbd\u5ea6\u5bbd0.47625\u5398\u7c73\u3002\u5269\u4e0b\u4ee5\u6b64\u7c7b\u63a8\u3002
D width = 3/8 of \u811a\u957f
\u6bcf\u4e00\u7ea7\u978b\u5bbd = 3/16 \u82f1\u5bf8\uff08inches \uff09= 0.47625\u5398\u7c73\uff08CM\uff09
\u4e8c\u3002\u7531\u4e8e\u5404\u56fd\u5730\u533a\u65e0\u8bba\u662f\u56fd\u5185\u8fd8\u662f\u6b27\u9646\u978b\u5b50\u5c3a\u7801\u5bf9\u7167\u8868,\u89c4\u683c\u4e0d\u7edf\u4e00\u4e14\u8ba1\u7b97\u516c\u5f0f\u590d\u6742\uff0c\u4e3a\u4e86\u51c6\u786e\u9009\u51c6\u7801\u6570\uff0c\u4e2d\u56fd\u6700\u65b0\u7684\u978b\u7801\u6807\u51c6\u5df2\u6539\u4e3a\u4ee5\u811a\u7684\u5398\u7c73\u957f\u5ea6\u6807\u793a\uff0c\u8fd9\u80fd\u4f7f\u6d88\u8d39\u8005\u66f4\u5bb9\u6613\u7406\u89e3\u548c\u6d4b\u91cf\u3002
\u65b0\u56fd\u6807\u7684\u5c3a\u7801\u9009\u62e9\u4ee5\u811a\u957f\u4e3a\u57fa\u51c6\uff0c\u811a\u5bbd\u4e3a\u8f85\u52a9\u3002\u4e3a\u4e86\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u9000\u6362\uff0c\u8bf7\u5c0a\u656c\u7684\u987e\u5ba2\u5728\u8d2d\u4e70\u524d\uff0c\u91cf\u811a\u53d6\u5f97\u811a\u957f\u5c3a\u7801\uff0c\u65b9\u6cd5\u5982\u4e0b\uff1a
\u91cf\u811a\u4e4b\u524d\u5fc5\u987b\u77e5\u9053\u7684\u539f\u5219\uff1a
\u8bf7\u4eba\u534f\u52a9\uff1a\u91cf\u811a\u5fc5\u987b\u8bf7\u4eba\u5e2e\u5fd9\uff0c\u4e0d\u80fd\u81ea\u5df1\u91cf\u3002\u56e0\u4e3a\u88ab\u6d4b\u91cf\u8005\u987b\u81ea\u7136\u7ad9\u7acb\u8ba9\u811a\u6765\u627f\u62c5\u91cd\u529b\uff0c\u91cf\u51fa\u7684\u5c3a\u5bf8\u624d\u51c6\u786e\uff1b
\u53cc\u811a\u90fd\u8981\u6d4b\u91cf\uff1a\u8bf7\u540c\u65f6\u6d4b\u91cf\u4e24\u53ea\u811a\u7684\u5c3a\u7801\uff0c\u6309\u7167\u8f83\u5927\u7684\u90a3\u53ea\u811a\u7684\u811a\u957f\u8fdb\u884c\u978b\u7801\u9009\u62e9\uff1b
\u6d4b\u91cf\u65f6\u673a\uff1a\u6700\u4f73\u7684\u6d4b\u91cf\u65f6\u95f4\u662f\u4e0b\u5348\u6216\u60a8\u9002\u5f53\u8fd0\u52a8\u540e\uff0c\u8fd9\u65f6\u811a\u6bd4\u8f83\u5927\uff0c\u540c\u65f6\u8bf7\u7a7f\u4e0a\u60a8\u6253\u7b97\u8981\u7a7f\u7684\u889c\u5b50\uff0c\u7ed3\u679c\u4f1a\u66f4\u51c6\u786e\uff1b
\u811a\u7684\u5c3a\u7801\u5c3a\u5bf8\u6d4b\u91cf\u65b9\u6cd5
\u91cd\u8981\uff01\u91cf\u811a\u7684\u6267\u884c\u8981\u70b9\uff1a
\u811a\u5f62\u7ebf \u88ab\u6d4b\u91cf\u8005\u6b63\u5e38\u7ad9\u7acb\u5728\u767d\u7eb8\u4e0a\uff0c\u6216\u5c06\u91cd\u5fc3\u503e\u5411\u88ab\u6d4b\u91cf\u7684\u811a\uff0c\u6d4b\u91cf\u8005\u7528\u7b14\u7ed5\u5176\u811a\u5f62\u7c97\u7565\u7684\u7ed8\u5236\u4e00\u6761\u8fb9\u7f18\u7ebf\uff1b
\u811a\u524d\u70b9 \u811a\u524d\u70b9\u4ee5\u7b2c\u4e8c\u811a\u8dbe\u5934\u4e3a\u51c6\uff0c\u6ce8\u610f\u56db\u4e2a\u201c\u7ea2\u70b9\u201d\u90fd\u5fc5\u987b\u662f\u7cbe\u786e\u7684\u5782\u76f4\u76ee\u89c6\u770b\u5230\u7684\u8fb9\u7f18\u70b9\uff0c\u7edd\u5bf9\u4e0d\u80fd\u504f\u5916\u6216\u504f\u5185\uff0c\u52a1\u5fc5\u7cbe\u786e\uff1b
\u811a\u4fa7\u70b9 \u5206\u522b\u662f\u5927\u5c0f\u811a\u8dbe\u7684\u9aa8\u6839\u5173\u8282\u51f8\u70b9\uff0c\u4f4d\u7f6e\u4e0d\u662f\u5bf9\u79f0\u7684\uff0c\u5fc5\u987b\u53d6\u4e24\u70b9\u76f8\u5bf9\u4e8e\u957f\u5ea6\u65b9\u5411\u4e0a\u7684\u5782\u76f4\u8ddd\u79bb\uff0c\u800c\u975e\u4e24\u70b9\u7684\u76f4\u7ebf\u8ddd\u79bb.
\u53c2\u8003\u8d44\u6599\uff1ahttp://haitaozhinan.com/archives/13571
http://www.chimatong.com/chicun/201405/22-63.html
\u978b\u5b50\u5927\u4e00\u7801\u662f5.5\u5398\u7c73
\u5404\u4e2a\u5730\u533a\u978b\u7801\u8ba1\u7b97\u65b9\u5f0f\u4e0d\u540c\u3002\u5982\uff1a21\u4e16\u7eaa\u4e2d\u56fd\u5927\u9646\u5e02\u573a\u4e0a\u7684\u978b\u88ab\u8981\u6c42\u5168\u90e8\u6807\u6ce8\u65b0\u978b\u53f7\u3002\u65b0\u65e7\u978b\u53f7\u7684\u6362\u7b97\u516c\u5f0f\u4e3a\uff1a\u65b0\u978b\u53f7=\uff08\u65e7\u978b\u53f7+10\uff09/2\u3002
\u6269\u5c55\u8d44\u6599\u6b27\u6d32\u978b\u7801\u8ba1\u7b97\u65b9\u5f0f
\u6cd5\u56fd\u3001\u5fb7\u56fd\u7b49\u6b27\u6d32\u5927\u9646\u56fd\u5bb6\u7684\u978b\u7801\u4e00\u822c\u5982\u4e0b\u8ba1\u7b97\uff0c\u5355\u4f4d\u662f\u5398\u7c73\uff1a
\u978b\u7801 = 1.5*\u978b\u6966\u957f = 1.5*(\u811a\u957f + 2)
\u4f46\u5177\u4f53\u5927\u5c0f\u53ef\u80fd\u56e0\u4e3a\u978b\u6966\u6027\u72b6\u4e0d\u540c\u800c\u6709\u5c11\u91cf\u51fa\u5165\u3002
\u5317\u7f8e\u978b\u7801\u8ba1\u7b97\u65b9\u5f0f
\u7f8e\u56fd\u3001\u52a0\u62ff\u5927\u7684\u978b\u7801\u662f\u4ee5\u7528\u82f1\u5bf8\u8861\u91cf\u978b\u6966\u957f\u5ea6\uff1a
\u7537\u978b\u7801= 3*\u978b\u6966\u957f-22
\u5973\u978b\u7801(\u5e38\u89c1) = 3*\u978b\u6966\u957f-20.5
\u53e6\u5916\uff0c\u8fd8\u6709\u4e00\u79cd\u6bd4\u8f83\u5c11\u89c1\u7684\u5973\u978b\u7801\uff0c\u7531\u7f8e\u56fd\u978b\u4e1a\u534f\u4f1a(Footwear Industries of America)\u63d0\u51fa\uff1a
\u5973\u978b\u7801(FIA)=3*\u978b\u6966\u957f\u5ea6-21
\u7537\u5973\u513f\u7ae5\u7684\u978b\u7801\u5747\u4e3a\u7537\u978b\u7801\u7684\u8ba1\u7b97\u65b9\u5f0f+12.33\u3002
\u53c2\u8003\u8d44\u6599\uff1a\u978b\u7801\u767e\u79d1
如果您感觉球鞋长度刚好，但有点紧，那么您可能需要换大一码的球鞋。紧的鞋子可能会影响您的运动表现，并可能导致脚部不适或受伤。
建议您尝试换大一码的球鞋，并配合使用软一点的鞋垫，这样可以提高舒适度和灵活性，并减少受伤的风险。
当然，最终的决策取决于您的个人偏好和运动需求。
詹姆斯的是前锋的鞋，买大一码就宽很多了，打球的话会有影响，建议还是41，穿几天会松一些的
詹姆斯的需要重量前锋比较好踩开，穿几天就行了
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