这块板的10K是什么意思？？ 请问财务报表中的10Q 10K 20F什么的是什么意思呢？多...
10k\u5728\u7535\u8def\u677f\u4e2d\u662f\u4ec0\u4e48\u610f\u601d\u4e00\u822c\u662f\u6307\u7535\u963b10k\u03a9\uff0c\u4e0d\u8fc7\u4e5f\u53ef\u80fd\u8868\u793a\u522b\u7684\uff0c\u8bf7\u4f60\u7ed9\u51fa\u5177\u4f53\u7684\u7535\u8def\u677f\u7167\u7247\u6216\u8005\u7535\u8def\u539f\u7406\u56fe\u3002
10K\u62a5\u8868\u662f\u8bc1\u5238\u4e0a\u5e02\u516c\u53f8\u7684\u5e74\u5ea6\u62a5\u8868\u3002\u4e5f\u5c31\u662f\u8bf4\u5f53\u770b\u5230\u8fd9\u6837\u4e00\u4e2a\u7b26\u53f7\u7684\u65f6\u5019\u5c31\u77e5\u9053\u8fd9\u662f\u4e00\u4e2a\u4e0a\u5e02\u516c\u53f8\u7684\u5e74\u5ea6\u62a5\u8868\uff0c\u800c\u4e0d\u662f\u6708\u5ea6\uff0c\u66f4\u4e0d\u662f\u5b63\u5ea6\u62a5\u8868\u3002
10Q\u62a5\u8868\uff0c\u5176\u5b9e\u5b83\u662f\u8bc1\u5238\u4e0a\u5e02\u516c\u53f8\u5b63\u5ea6\u62a5\u8868\u3002Q\u5927\u5bb6\u77e5\u9053\u5b83\u662fquarter\u7684\u9996\u5b57\u6bcd\uff0c\u5176\u5b9e\u5b83\u5c31\u662fquarter\u7684\u7f29\u5199\u3002\u4e00\u822c\u4e0a\u5e02\u516c\u53f8\u7684\u8d22\u52a1\u62a5\u8868\u624d\u4f1a\u51fa\u73b0\u7740\u8fd9\u6837\u7684\u7b26\u53f7\uff0c\u6240\u4ee5\u5927\u5bb6\u4e00\u5b9a\u8981\u8bb0\u4f4f\uff0c\u4e0d\u662f\u6240\u6709\u7684\u516c\u53f8\u90fd\u6709\u8fd9\u6837\u7684\u7b26\u53f7\u3002
20F\u8868\u683c\u662f\u5916\u56fd\u516c\u53f8\u5728\u7f8e\u56fd\u4e0a\u5e02\u62a5\u8868\u9700\u8981\u7528\u7684\u3002\u4e00\u5bb6\u516c\u53f8\u8981\u4e0a\u5e02\u5fc5\u987b\u8981\u6709\u826f\u597d\u7684\u8d22\u52a1\u72b6\u51b5\uff0c\u90a3\u4e48\u8d22\u52a1\u62a5\u8868\u7684\u516c\u5f00\u662f\u5fc5\u7136\u7684\u3002\u4f46\u662f20F\u6709\u53ef\u80fd\u662f\u516c\u53f8\u4fe1\u606f\u7684\u516c\u5e03\u4e5f\u6709\u53ef\u80fd\u662f\u5e74\u5ea6\u62a5\u8868\u3002
\u4f8b\u5982\uff1a\u8d22\u52a1\u62a5\u8868\u7684\u7ec4\u6210\uff1a
\u4e00\u5957\u5b8c\u6574\u7684\u8d22\u52a1\u62a5\u8868\u5305\u62ec\u8d44\u4ea7\u8d1f\u503a\u8868\u3001\u5229\u6da6\u8868\u3001\u73b0\u91d1\u6d41\u91cf\u8868\u3001\u6240\u6709\u8005\u6743\u76ca\u53d8\u52a8\u8868(\u6216\u80a1\u4e1c\u6743\u76ca\u53d8\u52a8\u8868)\u548c\u8d22\u52a1\u62a5\u8868\u9644\u6ce8\u3002
1\u3001\u8d44\u4ea7\u8d1f\u503a\u8868(Balance Sheet/Statement of Financial Position)\u5b83\u53cd\u6620\u4f01\u4e1a\u8d44\u4ea7\u3001\u8d1f\u503a\u53ca\u8d44\u672c\u7684\u671f\u672a\u72b6\u51b5\u3002\u957f\u671f\u507f\u503a\u80fd\u529b\uff0c\u77ed\u671f\u507f\u503a\u80fd\u529b\u548c\u5229\u6da6\u5206\u914d\u80fd\u529b\u7b49\u3002
2\u3001\u5229\u6da6\u8868(\u6216\u79f0\u635f\u76ca\u8868)(Income Statement/Profit and Loss Account)\u5b83\u53cd\u6620\u672c\u671f\u4f01\u4e1a\u6536\u5165\u3001\u8d39\u7528\u548c\u5e94\u8be5\u8bb0\u5165\u5f53\u671f\u5229\u6da6\u7684\u5229\u5f97\u548c\u635f\u5931\u7684\u91d1\u989d\u548c\u7ed3\u6784\u60c5\u51b5\u3002
3\u3001\u73b0\u91d1\u6d41\u91cf\u8868(Cash Flow Statement)\u5b83\u53cd\u6620\u4f01\u4e1a\u73b0\u91d1\u6d41\u91cf\u7684\u6765\u9f99\u53bb\u8109\uff0c\u5f53\u4e2d\u5206\u4e3a\u7ecf\u8425\u6d3b\u52a8\u3001\u6295\u8d44\u6d3b\u52a8\u53ca\u7b79\u8d44\u6d3b\u52a8\u4e09\u90e8\u4efd\u3002
4\u3001\u6240\u6709\u8005\u6743\u76ca\u53d8\u52a8\u8868(Statement of change in equity)\u5b83\u53cd\u6620\u672c\u671f\u4f01\u4e1a\u6240\u6709\u8005\u6743\u76ca(\u80a1\u4e1c\u6743\u76ca)\u603b\u91cf\u7684\u589e\u51cf\u53d8\u52a8\u60c5\u51b5\u8fd8\u5305\u62ec\u7ed3\u6784\u53d8\u52a8\u7684\u60c5\u51b5\uff0c\u7279\u522b\u662f\u8981\u53cd\u6620\u76f4\u63a5\u8bb0\u5165\u6240\u6709\u8005\u6743\u76ca\u7684\u5229\u5f97\u548c\u635f\u5931\u3002
5\u3001\u8d22\u52a1\u62a5\u8868\u9644\u6ce8(Notes to financial statements)\u4e00\u822c\u5305\u62ec\u5982\u4e0b\u9879\u76ee\uff1a\u4f01\u4e1a\u7684\u57fa\u672c\u60c5\u51b5\u3001\u8d22\u52a1\u62a5\u8868\u7f16\u5236\u57fa\u7840\u3001\u9075\u5faa\u4f01\u4e1a\u4f1a\u8ba1\u51c6\u5219\u7684\u58f0\u660e\u3001\u91cd\u8981\u4f1a\u8ba1\u653f\u7b56\u548c\u4f1a\u8ba1\u4f30\u8ba1\u3001\u4f1a\u8ba1\u653f\u7b56\u548c\u4f1a\u8ba1\u4f30\u8ba1\u53d8\u66f4\u53ca\u5dee\u9519\u66f4\u6b63\u7684\u8bf4\u660e\u548c\u91cd\u8981\u62a5\u8868\u9879\u76ee\u7684\u8bf4\u660e\u3002
\u6269\u5c55\u8d44\u6599\uff1a\u62a5\u8868\u79cd\u7c7b
1\u3001\u6309\u7167\u7f16\u62a5\u7684\u65f6\u95f4\u5206\u4e3a\u6708\u62a5\u3001\u5b63\u62a5\u548c\u5e74\u62a5;
2\u3001\u6309\u7167\u7f16\u5236\u5355\u4f4d\uff0c\u53ef\u4ee5\u5206\u4e3a\u5355\u4f4d\u62a5\u8868\u548c\u6c47\u603b\u62a5\u8868\u3002
3\u3001\u6309\u7167\u62a5\u8868\u7684\u5206\u4e3a\u4e2a\u53e6\u4f1a\u8ba1\u62a5\u8868\u548c\u5408\u5e76\u4f1a\u8ba1\u62a5\u8868\u7b49\u3002
4\u3001\u6309\u7167\u4e0d\u540c\u7684\u6807\u51c6\u8fdb\u884c\u5206\u7c7b\uff1a
\uff081)\u6309\u670d\u52a1\u5bf9\u8c61\uff0c\u53ef\u4ee5\u5206\u4e3a\u5bf9\u5916\u62a5\u8868\u548c\u5185\u90e8\u62a5\u8868\u3002
\u5bf9\u5916\u62a5\u8868
\u5bf9\u5916\u62a5\u8868\u662f\u4f01\u4e1a\u5fc5\u987b\u5b9a\u671f\u7f16\u5236\u3001\u5b9a\u671f\u5411\u4e0a\u7ea7\u4e3b\u7ba1\u90e8\u95e8\u3001\u6295\u8d44\u8005\u3001\u8d22\u7a0e\u90e8\u95e8\u3001\u503a\u6743\u4eba\u7b49\u62a5\u9001\u6216\u6309\u89c4\u5b9a\u5411\u793e\u4f1a\u516c\u5e03\u7684\u8d22\u52a1\u62a5\u8868\u3002\u8fd9\u662f\u4e00\u79cd\u4e3b\u8981\u7684\u3001\u5b9a\u671f\u7684\u3001\u89c4\u8303\u5316\u7684\u8d22\u52a1\u62a5\u8868\u3002\u5b83\u8981\u6c42\u6709\u7edf\u4e00\u7684\u62a5\u8868\u683c\u5f0f\u3001\u6307\u6807\u4f53\u7cfb\u548c\u7f16\u5236\u65f6\u95f4\u7b49\uff0c\u8d44\u4ea7\u8d1f\u503a\u8868\u3001\u5229\u6da6\u8868\u548c\u73b0\u91d1\u6d41\u91cf\u8868\u7b49\u5747\u5c5e\u4e8e\u5bf9\u5916\u62a5\u8868\u3002
\u5185\u90e8\u62a5\u8868
\u5185\u90e8\u62a5\u8868\u662f\u4f01\u4e1a\u6839\u636e\u5176\u5185\u90e8\u7ecf\u8425\u7ba1\u7406\u7684\u9700\u8981\u800c\u7f16\u5236\u7684\uff0c\u4f9b\u5176\u5185\u90e8\u7ba1\u7406\u4eba\u5458\u4f7f\u7528\u7684\u8d22\u52a1\u62a5\u8868\u3002\u5b83\u4e0d\u8981\u6c42\u7edf\u4e00\u683c\u5f0f\uff0c\u6ca1\u6709\u7edf\u4e00\u6307\u6807\u4f53\u7cfb\uff0c\u5982\u6210\u672c\u62a5\u8868\u5c5e\u4e8e\u5185\u90e8\u62a5\u8868\u3002
\uff082\uff09\u6309\u62a5\u8868\u6240\u63d0\u4f9b\u4f1a\u8ba1\u4fe1\u606f\u7684\u91cd\u8981\u6027\uff0c\u53ef\u4ee5\u5206\u4e3a\u4e3b\u8868\u548c\u9644\u8868\u3002
\u4e3b\u8868
\u4e3b\u8868\u5373\u4e3b\u8981\u8d22\u52a1\u62a5\u8868\uff0c\u662f\u6307\u6240\u63d0\u4f9b\u7684\u4f1a\u8ba1\u4fe1\u606f\u6bd4\u8f83\u5168\u9762\u3001\u5b8c\u6574\uff0c\u80fd\u57fa\u672c\u6ee1\u8db3\u5404\u79cd\u4fe1\u606f\u9700\u8981\u8005\u7684\u4e0d\u540c\u8981\u6c42\u7684\u8d22\u52a1\u62a5\u8868\u3002\u73b0\u884c\u7684\u4e3b\u8868\u4e3b\u8981\u6709\u4e09\u5f20\uff0c\u5373\u8d44\u4ea7\u8d1f\u503a\u8868\u3001\u5229\u6da6\u8868\u548c\u73b0\u91d1\u6d41\u91cf\u8868\u3002
\u9644\u8868
\u9644\u8868\u5373\u4ece\u5c5e\u62a5\u8868\uff0c\u662f\u6307\u5bf9\u4e3b\u8868\u4e2d\u4e0d\u80fd\u6216\u96be\u4ee5\u8be6\u7ec6\u53cd\u6620\u7684\u4e00\u4e9b\u91cd\u8981\u4fe1\u606f\u6240\u505a\u7684\u8865\u5145\u8bf4\u660e\u7684\u62a5\u8868\u3002
\u73b0\u884c\u7684\u9644\u8868\u4e3b\u8981\u6709\uff1a\u5229\u6da6\u5206\u914d\u8868\u548c\u5206\u90e8\u62a5\u8868\uff0c\u662f\u5229\u6da6\u8868\u7684\u9644\u8868;\u5e94\u4ea4\u589e\u503c\u7a0e\u660e\u7ec6\u8868\u548c\u8d44\u4ea7\u51cf\u503c\u51c6\u5907\u660e\u7ec6\u8868\uff0c\u662f\u8d44\u4ea7\u8d1f\u503a\u8868\u7684\u9644\u8868\u3002\u4e3b\u8868\u4e0e\u6709\u5173\u9644\u8868\u4e4b\u95f4\u5b58\u5728\u7740\u52fe\u7a3d\u5173\u7cfb\uff0c\u4e3b\u8868\u53cd\u6620\u4f01\u4e1a\u7684\u4e3b\u8981\u8d22\u52a1\u72b6\u51b5\u3001\u7ecf\u8425\u6210\u679c\u548c\u73b0\u91d1\u6d41\u91cf\uff0c\u9644\u8868\u5219\u5bf9\u4e3b\u8868\u8fdb\u4e00\u6b65\u8865\u5145\u8bf4\u660e\u3002
\uff083\uff09\u6309\u7f16\u5236\u548c\u62a5\u9001\u7684\u65f6\u95f4\u5206\u7c7b\uff0c\u53ef\u5206\u4e3a\u4e2d\u671f\u8d22\u52a1\u62a5\u8868\u548c\u5e74\u5ea6\u8d22\u52a1\u62a5\u8868\u3002
\u70fd\u706b\u730e\u5934\u4e13\u5bb6\u8ba4\u4e3a\u4e2d\u671f\u8d22\u52a1\u62a5\u8868\u5e7f\u4e49\u7684\u4e2d\u671f\u8d22\u52a1\u62a5\u8868\u5305\u62ec\u6708\u4efd\u3001\u5b63\u5ea6\u3001\u534a\u5e74\u671f\u8d22\u52a1\u62a5\u8868\u3002\u72ed\u4e49\u7684\u4e2d\u671f\u8d22\u52a1\u62a5\u8868\u4ec5\u6307\u534a\u5e74\u671f\u8d22\u52a1\u62a5\u8868\u3002\u5e74\u5ea6\u8d22\u52a1\u62a5\u8868\u662f\u5168\u9762\u53cd\u6620\u4f01\u4e1a\u6574\u4e2a\u4f1a\u8ba1\u5e74\u5ea6\u7684\u7ecf\u8425\u6210\u679c\u3001\u73b0\u91d1\u6d41\u91cf\u60c5\u51b5\u53ca\u5e74\u672b\u8d22\u52a1\u72b6\u51b5\u7684\u8d22\u52a1\u62a5\u8868\u3002\u4f01\u4e1a\u6bcf\u5e74\u5e74\u5e95\u5fc5\u987b\u7f16\u5236\u5e76\u62a5\u9001\u5e74\u5ea6\u8d22\u52a1\u62a5\u8868\u3002
\uff084\uff09\u6309\u7f16\u62a5\u5355\u4f4d\u4e0d\u540c\uff0c\u5206\u4e3a\u57fa\u5c42\u8d22\u52a1\u62a5\u8868\u548c\u6c47\u603b\u8d22\u52a1\u62a5\u8868\u3002
\u57fa\u5c42\u8d22\u52a1\u62a5\u8868\u7531\u72ec\u7acb\u6838\u7b97\u7684\u57fa\u5c42\u5355\u4f4d\u7f16\u5236\u7684\u8d22\u52a1\u62a5\u8868\uff0c\u662f\u7528\u4ee5\u53cd\u6620\u672c\u5355\u4f4d\u8d22\u52a1\u72b6\u51b5\u548c\u7ecf\u8425\u6210\u679c\u7684\u62a5\u8868\uff0c\u800c\u6c47\u603b\u62a5\u8868\u662f\u6307\u4e0a\u7ea7\u548c\u4e3b\u7ba1\u90e8\u95e8\u5c06\u672c\u8eab\u7684\u8d22\u52a1\u62a5\u8868\u4e0e\u5176\u6240\u5c5e\u5355\u4f4d\u62a5\u9001\u7684\u57fa\u5c42\u62a5\u8868\u6c47\u603b\u7f16\u5236\u800c\u6210\u7684\u8d22\u52a1\u62a5\u8868\u3002
5\u3001\u6309\u7f16\u62a5\u7684\u4f1a\u8ba1\u4e3b\u4f53\u4e0d\u540c\uff0c\u5206\u4e3a\u4e2a\u522b\u62a5\u8868\u548c\u5408\u5e76\u62a5\u8868\u3002
\u4e2a\u522b\u62a5\u8868\u662f\u6307\u5728\u4ee5\u6bcd\u516c\u53f8\u548c\u5b50\u516c\u53f8\u7ec4\u6210\u7684\u5177\u6709\u63a7\u80a1\u5173\u7cfb\u7684\u4f01\u4e1a\u96c6\u56e2\u4e2d\uff0c\u7531\u6bcd\u516c\u53f8\u548c\u5b50\u516c\u53f8\u5404\u81ea\u4e3a\u4e3b\u4f53\u5206\u522b\u5355\u72ec\u7f16\u5236\u7684\u62a5\u8868\uff0c\u7528\u4ee5\u5206\u522b\u53cd\u6620\u6bcd\u516c\u53f8\u548c\u5b50\u516c\u53f8\u672c\u8eab\u5404\u81ea\u7684\u8d22\u52a1\u72b6\u51b5\u548c\u7ecf\u8425\u6210\u679c\u548c\u73b0\u91d1\u6d41\u91cf\u60c5\u51b5\u3002
\u5408\u5e76\u62a5\u8868\u662f\u4ee5\u6bcd\u516c\u53f8\u548c\u5b50\u516c\u53f8\u7ec4\u6210\u7684\u4f01\u4e1a\u96c6\u56e2\u4e3a\u4e00\u4f1a\u8ba1\u4e3b\u4f53\uff0c\u4ee5\u6bcd\u516c\u53f8\u548c\u5b50\u516c\u53f8\u5355\u72ec\u7f16\u5236\u7684\u4e2a\u522b\u8d22\u52a1\u62a5\u8868\u4e3a\u57fa\u7840\uff0c\u7531\u6bcd\u516c\u53f8\u7f16\u5236\u7684\u7efc\u5408\u53cd\u6620\u4f01\u4e1a\u96c6\u56e2\u7ecf\u8425\u6210\u679c\u3001\u8d22\u52a1\u72b6\u51b5\u53ca\u5176\u8d44\u91d1\u53d8\u52a8\u60c5\u51b5\u7684\u8d22\u52a1\u62a5\u8868\u3002
(6)\u6309\u7167\u4f01\u4e1a\u8d44\u91d1\u8fd0\u52a8\u5f62\u6001\u7684\u4e0d\u540c\uff0c\u53ef\u4ee5\u5206\u4e3a\u9759\u6001\u62a5\u8868\u548c\u52a8\u6001\u62a5\u8868\u3002
\u9759\u6001\u62a5\u8868\u662f\u6307\u67d0\u4e00\u65f6\u70b9\u7684\u62a5\u8868\uff0c\u52a8\u6001\u62a5\u8868\u662f\u6301\u7eed\u4e0d\u65ad\u6539\u53d8\u7684\u62a5\u8868\u3002
\u53c2\u8003\u8d44\u6599\uff1a
\u767e\u5ea6\u767e\u79d1\u2014\u2014\u8d22\u52a1\u62a5\u8868
10kΩ可调电阻，就是10千欧母可调电阻，阻值可在0-10kΩ间调节以控制音量。
绛旓細灏辨槸涓涓渶澶у10鍗冩鐨勫彲璋冪數闃锛岃皟鑺傝繖涓數闃荤殑闃诲煎彲浠ユ敼鍙樿緭鍑虹殑闊抽噺澶у皬锛岀湅涓婂幓灏辨槸鍥句腑宸﹁竟閭ｄ釜鍛ㄥ洿钃濊壊涓婇潰鐧借壊涓夋潯鑵跨殑銆
绛旓細涓鑸槸鎸囩數闃10k惟锛屼笉杩囦篃鍙兘琛ㄧず鍒殑锛岃浣犵粰鍑哄叿浣撶殑鐢佃矾鏉跨収鐗囨垨鑰呯數璺師鐞嗗浘銆
绛旓細10K鐨勬暟鍊兼槸鍦ㄦ爣鍑嗘俯搴︼紙25鈩冿級娴嬪緱鐨锛孨TC鏄彧璐熸俯搴︾郴鏁扮數闃伙紝灏辨槸娓╁害绾﹂珮闃诲肩害浣庯紝鍏蜂綋娓╁害涓嬬殑闃诲肩姸鍐甸渶瑕佹煡闃呭巶瀹惰鏍间功涓婄殑娓╁害-闃诲肩殑鍙樺寲鏇茬嚎銆備粠浣犺鐨勬儏鍐电湅锛屼綘鎷垮埌鐨勫緢鍙兘鏄100K鐨凬TC銆
绛旓細鏈濂借兘鎶婂浘璐翠笂鏉ワ紒10K鑲畾灏辨槸10000娆у锛岀數闃绘梺濡傛灉鍙湁0.51涓涓硷紝娌℃湁鍏朵粬鐢甸樆鍊肩殑璇濓紝0.51灏卞簲璇ユ槸510娆у锛屽鏋滄湁鏍囬樆鍊奸偅灏辨槸鍔熺巼0.51W銆
绛旓細杩欎釜鏄叓鍒嗕箣涓鐡︾殑纰宠啘鐢甸樆10k娆у锛屽氨鏄竴涓囨濮銆傚啀鎹㈢殑鏃跺欒鎹簩鍒嗕箣涓鐡︾殑锛岀嚎璺澘鍙互鏀惧緱寮锛屼笉鐒惰繕浼氱儳姣併 鐢甸樆鐨勮壊鐜槸 妫曡壊 榛戣壊 姗欒壊 锛岃鐪嬩笁涓寰楀緢杩戠殑鑹茬幆 锛屾渶杩滃鐨勯偅涓噾鑹茶壊鐜紝鏄〃绀虹數闃荤殑璇樊鍊硷紝鍙互涓嶅幓绠″畠銆
绛旓細01c浠ｈ〃闃诲兼槸10K浠栨槸0603绯诲垪绮惧害涓1%鐨勶紱10E浠ｈ〃闃诲兼槸10娆х殑浠栨槸璐寸墖鐢甸樆涓殑0603绯诲垪锛岀簿搴︿负5%銆
绛旓細FF琛ㄧず鏉垮紡骞崇剨娉曞叞锛10K琛ㄧず10KPa鍏枻鐨勫叕绉板帇鍔涳紝灏辨槸0.1MPa銆
绛旓細PN绯诲垪锛屾娲蹭綋绯伙細PLFF锛歅L鎸囨澘寮忓钩鐒婃硶鍏帮紝FF鎸囨硶鍏板瘑灏侀潰涓哄叏骞抽潰锛304锛氭槸娉曞叞鐢ㄧ殑鏉愭枡绫诲埆涓304锛岄挗鍙0Cr18Ni9銆備笅闈㈢殑涓嶆暍纭畾锛100a鍙兘鏄叕绉板昂瀵革紱10k鍙兘鏄叕绉板帇鍔涖
绛旓細杩欑鏍囩ず鏂规硶鏄數璺浘涓父鐢ㄧ殑鏂规硶锛岃〃绀虹數闃诲兼槸220娆у銆備笉鏍囧嚭鍗曚綅锛屽嵆鏄濮嗭紝鍏朵粬鍗曚綅鈥淜娆р濇垨鈥淢娆р濋兘浼氬湪鏁板瓧鍚庨潰鍐欏嚭鏉ャ
绛旓細10K 鏄浜屽崄鍥涘垎涔嬪崄銆俁.E.P鏄搨閲戙俠ezel鏄瀛愶紝澶规澘鐨勬剰鎬銆傚埢鍗板湪鍦ㄦ墜琛ㄤ笂灏辨槸浣跨敤閾傞噾鍚噺0.26鐨勯噾灞炲埗閫犵殑琛ㄥ３銆
