\n
\u5728\u5f52\u6863\u6a21\u5f0f\u4e0b\uff0c\u5bf9\u672a\u5f52\u6863\u7684\u65e5\u5fd7\u8fdb\u884cclear<\/h3>\n
\u4e0b\u9762\u662f\u6211\u60f3\u7684\u4e1c\u897f\uff1a\u5bf9\u548c\u4e0d\u5bf9\u7684\u5730\u65b9\u9ebb\u70e6\u8001\u5e08\u6307\u51fa\u3002<\/p>\r\n\r\n
clear\u8fd9\u4e2a\u64cd\u4f5c\u662f\u6e05\u7a7a\u6307\u5b9a\u65e5\u5fd7\u5427\uff0c
\r\n\u5982\u679c\u6e05\u7a7a\u4e86\u672a\u5f52\u6863\u7684\u65e5\u5fd7\uff0c\u6bd4\u5982\u4e09\u7ec4\u65e5\u5fd7\uff0c1\uff0c2\uff0c3\u3002\u5f53\u524d\u662f2\uff0c\u9700\u8981clear\u7684\u662f1\uff081\u8fd8\u6ca1\u6709\u5b8c\u6210\u5f52\u6863\uff09\uff0c\u90a3\u4e48clear\u4e4b\u540e\uff0c\u5728\u65e5\u5fd7\u7ec41\u91cc\u9762\u7684\u65e5\u5fd7\u4f1a\u4e22\u5931\u5427\uff0c
\r\n\u8fd9\u6837\u5bfc\u81f4\u65e5\u5fd7\u7ec42\u91cc\u9762\u7684\u65e5\u5fd7\u4e5f\u65e0\u6cd5\u4f7f\u7528\u4e86\uff08\u56e0\u4e3a2\u524d\u9762\u76841\u88abclear\u4e86\uff0c\u51fa\u73b0\u4e86gap\uff09\uff0c\u6240\u4ee5\u9700\u8981\u5728clear\u540e\u505a\u4e00\u4e2a\u5168\u5907\u6765\u89e3\u51b3\u95ee\u9898\uff0c\u5168\u5907\u540e\u6570\u636e\u622a\u81f3\u5230\u5f53\u524d****\u65e5\u5fd7\u7ec42\uff08\u60f3\u5230\u4e2a\u95ee\u9898\u3002\u95ee\u98981\uff1a\u5168\u5907\u7684\u65f6\u5019\uff0c\u5f53\u524d\u65e5\u5fd7\u7ec4\u4e2d\u6709\u6d3b\u52a8\u7684\u4e8b\u7269\uff0c\u4f1a\u5907\u4efd\u5230\u6b64\u4e8b\u7269\u4e4b\u524d\u5417\uff1f\u6216\u8005\u662f\u5907\u4efd\u5230\u54ea\uff1f\uff09\uff0c
\r\n\u6240\u4ee5\u8fd9\u4e2a\u5907\u4efd\u52a0\u4e0a\u73b0\u5728\u7684\u65e5\u5fd7\u7ec42\u4ee5\u53ca\u672a\u6765\u7684\u65e5\u5fd7\uff08\u4ee5\u53ca\u5f52\u6863\uff09\uff0c\u8fd8\u662f\u80fd\u505a\u5b8c\u6574\u6027\u7684\u5907\u4efd\u6062\u590d\u7684\uff08restore\u73b0\u5728\u505a\u7684\u5168\u5907\uff0c\u7528\u65e5\u5fd7\u7ec42\u548c\u4ee5\u540e\u7684\u65e5\u5fd7\u5185\u5bb9\u505arecover\uff09\uff0c\u4f46\u662f\u65e5\u5fd7\u7ec41\uff08\u88abclear\u7684\u65e5\u5fd7\u7ec4\uff09\u4e4b\u524d\u6240\u6709\u7684\u5f52\u6863\u90fd\u4e0d\u80fd\u7528\u4e8e\u4ee5\u540e\u7684\u6062\u590d\u4e86\u5417\uff1f\uff08\u56e0\u4e3a\u65e5\u5fd7\u7ec41\u6ca1\u6709\u5b8c\u6210\u5f52\u6863\u6240\u4ee5\u65e5\u5fd7\u4e2d\u51fa\u73b0\u4e86\u95f4\u9699\u3002\uff09<\/p>\r\n\r\n
\u6709\u4e00\u4e9b\u60f3\u4e0d\u592a\u660e\u767d\u7684\u5730\u65b9\uff1a<\/p>\r\n\r\n
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\r\n\u6216\u8005\u5c31\u7b97\u6ca1\u5199\u5b8c\uff0c\u540e\u9762\u8fdb\u884c\u5168\u5907\uff0c\u4e5f\u4f1a\u5728DBWR\u5199\u5b8c\u4e4b\u540e\u4e5f\u5c31\u662fDBWR\u5199\u5b8c\u65e5\u5fd7\u7ec41\u4e2d\u5185\u5bb9\u7684\u810f\u5757\u4e4b\u540e\u624d\u5168\u5907\u3002
\r\n\u5982\u679c\u662f\u5728\u6267\u884c\u5168\u5907\u65f6\u9700\u8981\u5199\u5b8cDBWR\u624d\u8fdb\u884c\u5168\u5907\u7684\u8bdd\uff08\u5e94\u8be5\u662f\u8fd9\u6837\u7684\uff0c\u5168\u5907\u4e5f\u4f1a\u89e6\u53d1\u68c0\u67e5\u70b9\u5427\uff0c\u5982\u679c\u662f\u8fd9\u6837\uff0c\u90a3\u4e48\u6267\u884c\u5168\u5907\u7684\u65f6\u5019\u4e5f\u5c31\u662f\u65e5\u5fd7\u7ec4\u4e3a2\u7684\u65f6\u5019\uff0c\u89e6\u53d1\u68c0\u67e5\u70b9\uff0coracle\u4f1a\u5148\u8ba9DBWR\u5199\u5230\u5f53\u524d\u65f6\u523b\u6570\u636e\u5e93\u7684\u72b6\u6001\u540e\u624d\u8fdb\u884c\u5168\u5907\uff1f\uff09\u3002<\/p>\r\n\r\n
\r\n\u4ee5\u4e0a\u5185\u5bb9\u6709\u4e9b\u4e71\uff0c\u9ebb\u70e6\u8001\u5e08\u770b\u4e00\u4e0b\uff0c\u6211\u60f3\u7684\u5730\u65b9\u54ea\u4e9b\u662f\u9519\u8bef\u7684\u3002<\/p><\/p>\n <\/div>\n