\u672c\u6587\u6240\u6d89\u53ca\u7684\u6e90\u7801\u53ca\u5b89\u88c5\u5305\u5982\u4e0b\uff08\u7531\u4e8e\u5e73\u53f0\u9650\u5236\uff0c\u8bf7\u70b9\u51fb\u4ee5\u4e0b\u94fe\u63a5\u9605\u8bfb\u539f\u6587\u4e0b\u8f7d\uff09\uff1a<\/p>\n
https:\/\/www.lxlinux.net\/e\/stm32\/SW-18010P-tutorial.html<\/a><\/p>\n \u5982\u679c\u4f60\u662f\u5d4c\u5165\u5f0f\u5f00\u53d1\u5c0f\u767d\uff0c\u90a3\u4e48\u5efa\u8bae\u4f60\u5148\u8bfb\u8bfb\u4e0b\u9762\u51e0\u7bc7\u6587\u7ae0\u3002<\/p>\n \u5f80\u671f\u7cbe\u5f69\u6559\u7a0b\uff0c\u6709\u5174\u8da3\u7684\u5c0f\u4f19\u4f34\u53ef\u4ee5\u770b\u770b\u3002<\/p>\n \u6211\u672c\u79d1\u53ca\u7855\u58eb\u90fd\u662f\u5b66\u673a\u68b0\uff0c\u901a\u8fc7\u81ea\u5b66\u6210\u529f\u8fdb\u5165\u4e16\u754c500\u5f3a\u5916\u4f01\u3002\u6211\u5df2\u7ecf\u5c06\u81ea\u5df1\u7684\u5b66\u4e60\u7ecf\u9a8c\u5199\u6210\u4e86\u4e00\u672c\u7535\u5b50\u4e66\uff0c\u8d85\u5343\u4eba\u901a\u8fc7\u6b64\u4e66\u5b66\u4e60\u5e76\u8f6c\u884c\u6210\u529f\u3002\u73b0\u5728\u5c06\u8fd9\u672c\u7535\u5b50\u4e66\u514d\u8d39\u5206\u4eab\u7ed9\u5927\u5bb6\uff0c\u5e0c\u671b\u5bf9\u4f60\u4eec\u6709\u5e2e\u52a9\uff1a<\/p>\n SW-18015P \u5728\u9759\u6b62\u65f6\u4e3a\u5f00\u8def OFF \u72b6\u6001\uff0c \u5f53\u53d7\u5230\u5916\u529b\u78b0\u89e6\u800c\u8fbe\u5230\u76f8\u5e94\u9707\u52a8\u529b\u65f6\uff0c\u6216\u8005\u79fb\u52a8\u901f\u5ea6\u8fbe\u5230\u9002\u5f53\u79bb\uff08\u504f\uff09\u5fc3\u529b\u65f6\uff0c\u5bfc\u7535\u63a5\u811a\u4f1a\u4ea7\u751f\u77ac\u95f4\u5bfc\u901a\u5448\u77ac\u95f4 ON \u72b6\u6001\uff1b\u5f53\u5916\u529b\u6d88\u5931\u6642\uff0c\u5f00\u5173\u6062\u590d\u4e3a\u5f00\u8def OFF \u72b6\u6001\u3002<\/p>\n \u6240\u4ee5\uff0cSW-18015P \u5728\u65e0\u9707\u52a8\u6216\u8005\u9707\u52a8\u5f3a\u5ea6\u8fbe\u4e0d\u5230\u8bbe\u5b9a\u9608\u503c\u65f6\uff0cDO \u53e3\u8f93\u51fa\u9ad8\u7535\u5e73\uff0c\u5f53\u5916\u754c\u9707\u52a8\u5f3a\u5ea6\u8d85\u8fc7\u8bbe\u5b9a\u9608\u503c\u65f6\uff0c\u6a21\u5757 D0 \u8f93\u51fa\u4f4e\u7535\u5e73\u3002<\/p>\n \u8bf7\u6ce8\u610f\u8fd9\u4e2a\u6a21\u5757\u5728\u611f\u5e94\u5230\u5c0f\u7684\u9707\u52a8\u65f6\u89e6\u53d1\u65f6\u95f4\u4f1a\u5f88\u77ed\uff0c\u65e0\u6cd5\u9a71\u52a8\u7ee7\u7535\u5668\uff0c\u6709\u4e9b\u7684\u8d44\u6599\u663e\u793a\u53ef\u4ee5\u76f4\u63a5\u548c\u7ee7\u7535\u5668\u6a21\u5757\u76f8\u8fde\uff0c\u4f46\u5b9e\u9645\u8fd0\u7528\u6548\u679c\u4e0d\u4f73\u3002<\/p>\n \u5b9e\u73b0\u76ee\u6807\uff1a\u6211\u4eec\u6709\u4e00\u4e2a\u4e09\u8272 LED \u706f\uff0c\u65e0\u9707\u52a8\u65f6\uff0c\u7eff\u706f\u4eae\uff0c\u7ea2\u706f\u706d\uff1b\u5f53\u9707\u52a8\u6a21\u5757\u611f\u53d7\u5230\u9707\u52a8\uff0c\u7eff\u706f\u706d\uff0c\u7ea2\u706f\u4eae\u3002<\/p>\n \u8fd9\u4e2a\u5c0f\u6848\u4f8b\u7684\u5e94\u7528\u573a\u666f\u53ef\u4ee5\u662f\u535a\u7269\u9986\u7b49\u573a\u6240\u9632\u76d7\uff0c\u73bb\u7483\u67dc\u5982\u679c\u6709\u9707\u52a8\uff0c\u53ef\u80fd\u53d1\u751f\u5077\u7a83\uff0c\u5f00\u59cb\u62a5\u8b66\u3002<\/p>\n \u672c\u6559\u7a0b\u4f7f\u7528\u7684\u786c\u4ef6\u5982\u4e0b\uff1a<\/p>\n \u63a5\u7ebf\u5982\u4e0b\uff1a<\/p>\n \u70e7\u5f55\u7684\u65f6\u5019\u63a5\u7ebf\u5982\u4e0b\u8868\uff0c\u5982\u679c\u4e0d\u4f1a\u70e7\u5f55\u7684\u8bdd\u53ef\u4ee5\u770b\u6211\u4e4b\u524d\u7684\u6587\u7ae0\u3010STM32\u4e0b\u8f7d\u7a0b\u5e8f\u7684\u4e94\u79cd\u65b9\u6cd5\uff1ahttps:\/\/www.lxlinux.net\/e\/stm32\/five-ways-to-flash-program-to…<\/a>\u3011\u3002<\/p>\n \u63a5\u597d\u5982\u4e0b\u56fe\uff1a<\/p>\n LED \u706f\u7684\u4ee3\u7801\u7b80\u7b80\u5355\u5355\uff0c\u53ea\u8981\u8fdb\u884c\u4e00\u4e0b\u4e24\u4e2a\u706f\u7684\u521d\u59cb\u5316\u5c31\u884c\u3002<\/p>\n LED \u7684 .h\u6587\u4ef6\uff1a<\/p>\n \u521d\u59cb\u5316\u4e00\u4e0b\u9707\u52a8\u6a21\u5757\u7684 DO \u5f15\u811a\u3002<\/p>\n \u6211\u4eec\u91c7\u7528\u4e2d\u65ad\u7684\u65b9\u5f0f\u4eae\u7ea2\u706f\uff0c\u9700\u8981\u521d\u59cb\u5316\u548c\u4f7f\u80fd\u4e00\u4e0b EXTI\u3002<\/p>\n \u590d\u5199\u300cHAL_GPIO_EXTI_Callback\u300d\u51fd\u6570\uff0c\u68c0\u6d4b\u5230\u4e2d\u65ad\u4e0b\u964d\u6cbf\uff0c\u5219\u8868\u793a\u9707\u52a8\u6a21\u5757\u611f\u53d7\u5230\u9707\u52a8\uff0c\u7eff\u706f\u706d\uff0c\u7ea2\u706f\u4eae\u3002<\/p>\n \u4e3b\u51fd\u6570\u5982\u4e0b\uff1a<\/p>\n \u5f00\u53d1\u677f\u4f7f\u7528\u7684\u662f\u6211\u4eec\u81ea\u7ed8\u7684\u677f\u5b50\u3002\u5927\u5bb6\u4e5f\u53ef\u4ee5\u7528\u81ea\u5df1\u7684\u677f\u5b50\uff0c\u53ea\u8981\u662f STM32F103C8T6 \u4e3b\u63a7\u82af\u7247\u5c31\u884c\u3002<\/p>\n \u62cd\u62cd\u9762\u5305\u677f\uff0c\u6233\u6233\u9707\u52a8\u6a21\u5757\u90fd\u53ef\u4ee5\u8ba9\u9707\u52a8\u6a21\u5757\u611f\u53d7\u5230\u9707\u52a8\u3002<\/p>\n \u65e0\u9707\u52a8\u65f6\uff0c\u7eff\u706f\u4eae\uff0c\u7ea2\u706f\u706d\u3002\uff08\u6211\u7684\u5c0f\u7eff\u706f\u4e0d\u662f\u5f88\u4eae\uff0c\u7528\u65e7\u4e86\uff0c\u563b\u563b\uff09<\/p>\n \u6709\u9707\u52a8\u65f6\uff0c\u7eff\u706f\u706d\uff0c\u7ea2\u706f\u4eae\u3002<\/p>\n \u968f\u7740\u6280\u672f\u7684\u4e0d\u65ad\u8fdb\u6b65\u548c\u521b\u65b0\uff0c\u6211\u4eec\u53ef\u4ee5\u671f\u5f85\u672a\u6765\u9707\u52a8\u6a21\u5757\u7684\u8fdb\u4e00\u6b65\u53d1\u5c55\uff0c\u4ee5\u6ee1\u8db3\u4e0d\u65ad\u53d8\u5316\u7684\u9700\u6c42\u548c\u5e94\u7528\u573a\u666f\u3002\u65e0\u8bba\u662f\u6539\u5584\u751f\u6d3b\u8d28\u91cf\u3001\u63d0\u5347\u5de5\u4f5c\u6548\u7387\uff0c\u8fd8\u662f\u589e\u5f3a\u5b89\u5168\u6027\uff0c\u9707\u52a8\u6a21\u5757\u5c06\u7ee7\u7eed\u4e3a\u6211\u4eec\u7684\u65e5\u5e38\u751f\u6d3b\u548c\u5de5\u4f5c\u5e26\u6765\u66f4\u591a\u7684\u521b\u65b0\u548c\u4fbf\u5229\u3002<\/p>\n \u53e6\u5916\uff0c\u60f3\u8fdb\u5927\u5382\u7684\u540c\u5b66\uff0c\u4e00\u5b9a\u8981\u597d\u597d\u5b66\u7b97\u6cd5\uff0c\u8fd9\u662f\u9762\u8bd5\u5fc5\u5907\u7684\u3002\u8fd9\u91cc\u51c6\u5907\u4e86\u4e00\u4efd BAT \u5927\u4f6c\u603b\u7ed3\u7684 LeetCode \u5237\u9898\u5b9d\u5178\uff0c\u5f88\u591a\u4eba\u9760\u5b83\u4eec\u8fdb\u4e86\u5927\u5382\u3002<\/strong><\/p>\n \u5237\u9898 | LeetCode\u7b97\u6cd5\u5237\u9898\u795e\u5668\uff0c\u770b\u5b8c BAT \u968f\u4f60\u6311\uff01<\/a><\/p>\n \u63a8\u8350\u9605\u8bfb\uff1a<\/strong><\/p>\n \u6b22\u8fce\u5173\u6ce8\u6211\u7684\u535a\u5ba2\uff1a\u826f\u8bb8\u5d4c\u5165\u5f0f\u6559\u7a0b\u7f51<\/a>\uff0c\u6ee1\u6ee1\u90fd\u662f\u5e72\u8d27\uff01<\/p>\n\n
\n
\n\n
\n \n\u4f5c\u8005\u7b80\u4ecb<\/th>\n<\/tr>\n<\/thead>\n \n \u5927\u5bb6\u597d\uff0c\u6211\u662f\u826f\u8bb8\uff0c\u535a\u5ba2\u91cc\u6240\u6709\u7684\u6587\u7ae0\u7686\u4e3a\u6211\u7684\u539f\u521b\u3002
\u4e0b\u9762\u662f\u6211\u7684\u4e00\u4e9b\u4e2a\u4eba\u4ecb\u7ecd\uff0c\u6b22\u8fce\u4ea4\u4e2a\u670b\u53cb\uff1a
\u00b7 211\u5de5\u79d1\u7855\u58eb\uff0c\u56fd\u5bb6\u5956\u5b66\u91d1\u83b7\u5f97\u8005\uff1b
\u00b7 \u6df1\u8015\u5d4c\u5165\u5f0f11\u5e74\uff0c\u524d\u4e16\u754c500\u5f3a\u5916\u4f01\u9ad8\u7ea7\u5d4c\u5165\u5f0f\u5de5\u7a0b\u5e08\uff1b
\u00b7 \u4e66\u7c4d\u300a\u901f\u5b66Linux\u4f5c\u8005\u300b\uff0c\u673a\u68b0\u5de5\u4e1a\u51fa\u7248\u793e\u4e13\u5bb6\u59d4\u5458\u4f1a\u6210\u5458\uff1b
\u00b7 \u5168\u7f5160W\u7c89\u4e1d\uff0c\u535a\u5ba2\u5206\u4eab\u5927\u91cf\u539f\u521b\u6210\u4f53\u7cfb\u6587\u7ae0\uff0c\u5168\u7f51\u9605\u8bfb\u91cf\u7d2f\u8ba1\u8d854000\u4e07\uff1b
\u00b7 \u9760\u81ea\u5a92\u4f53\u8fde\u7eed\u5e74\u5165\u767e\u4e07\uff0c\u9760\u81ea\u5df1\u4e70\u623f\u4e70\u8f66\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n
\n \nSW-18010P<\/th>\n STM32<\/th>\n<\/tr>\n<\/thead>\n \n VCC<\/td>\n 3.3\u62165V<\/td>\n<\/tr>\n \n GND<\/td>\n GND<\/td>\n<\/tr>\n \n DO<\/td>\n \u4efb\u610f GPIO \u53e3<\/td>\n<\/tr>\n \n AO<\/td>\n \u6a21\u62df\u8f93\u51fa\uff0c\u65e0\u6548\uff0c\u4e0d\u63a5<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n 3. SW-18015P\u539f\u7406<\/h2>\n
4. \u901a\u4fe1\u793a\u610f\u56fe<\/h2>\n
<\/p>\n
5. \u7f16\u7a0b\u5b9e\u6218<\/h2>\n
5.1 \u786c\u4ef6\u63a5\u7ebf<\/h3>\n
\n
\n\n
\n \nSW-18010P<\/th>\n STM32<\/th>\n LED<\/th>\n<\/tr>\n<\/thead>\n \n VCC<\/td>\n 5V<\/td>\n <\/td>\n<\/tr>\n \n GND<\/td>\n GND<\/td>\n <\/td>\n<\/tr>\n \n DO<\/td>\n A4<\/td>\n <\/td>\n<\/tr>\n \n <\/td>\n A5<\/td>\n R<\/td>\n<\/tr>\n \n <\/td>\n A7<\/td>\n G<\/td>\n<\/tr>\n \n <\/td>\n GND<\/td>\n GND<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n \n\n
\n \nST-Link V2<\/th>\n STM32<\/th>\n<\/tr>\n<\/thead>\n \n SWCLK<\/td>\n SWCLK<\/td>\n<\/tr>\n \n SWDIO<\/td>\n SWDIO<\/td>\n<\/tr>\n \n GND<\/td>\n GND<\/td>\n<\/tr>\n \n 3.3V<\/td>\n 3V3<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n <\/p>\n
5.2 LED\u521d\u59cb\u5316<\/h3>\n
void led_init(void)\n{\n GPIO_InitTypeDef gpio_init_struct;\n LED1_GPIO_CLK_ENABLE(); \/* LED1\u65f6\u949f\u4f7f\u80fd *\/\n LED3_GPIO_CLK_ENABLE(); \/* LED3\u65f6\u949f\u4f7f\u80fd *\/\n\n gpio_init_struct.Pin = LED1_GPIO_PIN; \/* LED1\u5f15\u811a *\/\n gpio_init_struct.Mode = GPIO_MODE_OUTPUT_PP; \/* \u63a8\u633d\u8f93\u51fa *\/\n gpio_init_struct.Pull = GPIO_PULLUP; \/* \u4e0a\u62c9 *\/\n gpio_init_struct.Speed = GPIO_SPEED_FREQ_HIGH; \/* \u9ad8\u901f *\/\n HAL_GPIO_Init(LED1_GPIO_PORT, &gpio_init_struct); \/* \u521d\u59cb\u5316LED1\u5f15\u811a *\/\n\n \n gpio_init_struct.Pin = LED3_GPIO_PIN; \/* LED3\u5f15\u811a *\/\n HAL_GPIO_Init(LED3_GPIO_PORT, &gpio_init_struct); \/* \u521d\u59cb\u5316LED3\u5f15\u811a *\/\n\n LED1(0); \/* \u5173\u95ed LED1 *\/\n LED3(0); \/* \u5173\u95ed LED3 *\/\n}<\/code><\/pre>\n#ifndef _LED_H\n#define _LED_H\n#include "sys.h"\n\n\n\/******************************************************************************************\/\n\/* \u5f15\u811a \u5b9a\u4e49 *\/\n\n#define LED1_GPIO_PORT GPIOA\n#define LED1_GPIO_PIN GPIO_PIN_5\n#define LED1_GPIO_CLK_ENABLE() do{ __HAL_RCC_GPIOA_CLK_ENABLE(); }while(0) \/* PA\u53e3\u65f6\u949f\u4f7f\u80fd *\/\n\n#define LED3_GPIO_PORT GPIOA\n#define LED3_GPIO_PIN GPIO_PIN_7\n#define LED3_GPIO_CLK_ENABLE() do{ __HAL_RCC_GPIOA_CLK_ENABLE(); }while(0) \/* PA\u53e3\u65f6\u949f\u4f7f\u80fd *\/\n\n\/******************************************************************************************\/\n\/* LED\u7aef\u53e3\u5b9a\u4e49 *\/\n#define LED1(x) do{ x ? \/\n HAL_GPIO_WritePin(LED1_GPIO_PORT, LED1_GPIO_PIN, GPIO_PIN_SET) : \/\n HAL_GPIO_WritePin(LED1_GPIO_PORT, LED1_GPIO_PIN, GPIO_PIN_RESET); \/\n }while(0)\n\n#define LED3(x) do{ x ? \/\n HAL_GPIO_WritePin(LED3_GPIO_PORT, LED3_GPIO_PIN, GPIO_PIN_SET) : \/\n HAL_GPIO_WritePin(LED3_GPIO_PORT, LED3_GPIO_PIN, GPIO_PIN_RESET); \/\n }while(0)\n\n\/* LED\u53d6\u53cd\u5b9a\u4e49 *\/\n#define LED1_TOGGLE() do{ HAL_GPIO_TogglePin(LED1_GPIO_PORT, LED1_GPIO_PIN); }while(0) \/* \u7ffb\u8f6cLED1 *\/\n#define LED3_TOGGLE() do{ HAL_GPIO_TogglePin(LED3_GPIO_PORT, LED3_GPIO_PIN); }while(0) \/* \u7ffb\u8f6cLED3 *\/\n\n\/******************************************************************************************\/\n\/* \u5916\u90e8\u63a5\u53e3\u51fd\u6570*\/\nvoid led_init(void); \/* LED\u521d\u59cb\u5316 *\/\n\n#endif\n<\/code><\/pre>\n5.3 \u9707\u52a8\u6a21\u5757\u521d\u59cb\u5316<\/h3>\n
void sw_init(void)\n{\n GPIO_InitTypeDef gpio_initstruct;\n SW_CLK(); \/* IO\u53e3\u65f6\u949f\u4f7f\u80fd *\/\n\n gpio_initstruct.Pin = SW_PIN; \/* DO\u5f15\u811a *\/\n gpio_initstruct.Mode = GPIO_MODE_IT_FALLING; \/* \u4e0b\u964d\u6cbf\u89e6\u53d1 *\/\n gpio_initstruct.Pull = GPIO_NOPULL; \/* \u65e0\u7535\u963b *\/\n HAL_GPIO_Init(SW_GPIO, &gpio_initstruct); \/* \u521d\u59cb\u5316DO\u5f15\u811a *\/\n\n HAL_NVIC_SetPriority(EXTI4_IRQn,2,0); \/* \u62a2\u5360\u4f18\u5148\u7ea72\uff0c\u54cd\u5e94\u4f18\u5148\u7ea70 *\/\n HAL_NVIC_EnableIRQ(EXTI4_IRQn); \/* \u4f7f\u80fdEXTI4 *\/\n}<\/code><\/pre>\n5.4 \u9707\u52a8\u6a21\u5757\u63a7\u5236\u706f<\/h3>\n
void EXTI4_IRQHandler(void)\n{\n HAL_GPIO_EXTI_IRQHandler(GPIO_PIN_4); \/* \u8c03\u7528\u4e2d\u65ad\u5904\u7406\u516c\u7528\u51fd\u6570 \u6e05\u9664\u4e2d\u65ad\u7ebf \u7684\u4e2d\u65ad\u6807\u5fd7\u4f4d *\/\n __HAL_GPIO_EXTI_CLEAR_IT(GPIO_PIN_4); \/* HAL\u5e93\u9ed8\u8ba4\u5148\u6e05\u4e2d\u65ad\u518d\u5904\u7406\u56de\u8c03\uff0c\u9000\u51fa\u65f6\u518d\u6e05\u4e00\u6b21\u4e2d\u65ad\uff0c\u907f\u514d\u6309\u952e\u6296\u52a8\u8bef\u89e6\u53d1 *\/\n}\n\nvoid HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin)\n{\n if(GPIO_Pin == SW_PIN){\n if(HAL_GPIO_ReadPin(SW_GPIO, SW_PIN) == GPIO_PIN_RESET) \/\/\u5982\u679c\u6709\u9707\u52a8\n {\n \n flag = 1;\n }\n }\n}\n\nint get_flag()\n{\n return flag;\n \n}\n\nvoid set_flag(int value)\n{\n flag = value;\n}<\/code><\/pre>\n5.5 \u4e3b\u51fd\u6570<\/h3>\n
int main(void)\n{\n HAL_Init(); \/* \u521d\u59cb\u5316HAL\u5e93 *\/\n sys_stm32_clock_init(RCC_PLL_MUL9); \/* \u8bbe\u7f6e\u65f6\u949f, 72Mhz *\/\n delay_init(72); \/* \u5ef6\u65f6\u521d\u59cb\u5316 *\/\n led_init(); \/* LED\u521d\u59cb\u5316 *\/\n sw_init();\n\n while(1)\n {\n if (get_flag())\n {\n HAL_GPIO_WritePin(LED1_GPIO_PORT, LED1_GPIO_PIN, GPIO_PIN_SET); \/\/\u7ea2\u706f\u4eae\n HAL_GPIO_WritePin(LED3_GPIO_PORT, LED3_GPIO_PIN, GPIO_PIN_RESET); \/\/\u7eff\u706f\u706d\n delay_ms(500);\n set_flag(0);\n }else{\n \/\/\u65e0\u9707\u52a8\u65f6\uff0c\u7eff\u706f\u4eae\uff0c\u7ea2\u706f\u706d\n HAL_GPIO_WritePin(LED3_GPIO_PORT, LED3_GPIO_PIN, GPIO_PIN_SET);\n HAL_GPIO_WritePin(LED1_GPIO_PORT, LED1_GPIO_PIN, GPIO_PIN_RESET);\n \n }\n \n }\n}<\/code><\/pre>\n5.6 \u8fd0\u884c\u6548\u679c<\/h3>\n
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8. \u603b\u7ed3<\/h2>\n
\u5e0c\u671b\u672c\u6587\u5bf9\u60a8\u5bf9\u4e8e\u9707\u52a8\u6a21\u5757\u7684\u7406\u89e3\u548c\u5e94\u7528\u6709\u6240\u5e2e\u52a9\u3002\u611f\u8c22\u5404\u4f4d\u770b\u5b98\uff0clove and peace\uff01<\/h2>\n
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\u6709\u6536\u83b7\uff1f\u5e0c\u671b\u8001\u94c1\u4eec\u6765\u4e2a\u4e09\u8fde\u51fb\uff0c\u7ed9\u66f4\u591a\u7684\u4eba\u770b\u5230\u8fd9\u7bc7\u6587\u7ae0<\/h3>\n
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