挂载sd卡是什么意思

判断SD卡是否已经“挂载”,“挂载的标识是”? A. Environment.MEDIA-MOUNTEDB. Environment.getEx 判断SD卡是否已经“挂载”,“挂载的标识是”? A. Environment.MEDIA-MOUNTED B. Environment.getExternalstorageDirectory C. Environment.EXTERNALSTORAGE D. Environment.MEDIA-DIRECTORY

时间:2024-03-17 17:06:16

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