12\/24 \u6c34\u58f0\u8c03\u5236\u89e3\u8c03\u5668<\/a>\u548c\u5177\u6709\u5b9a\u5411\uff0870 \u5ea6\uff09\u6362\u80fd\u5668\u6ce2\u675f\u6a21\u5f0f\u7684 USBL \u6536\u53d1\u5668<\/a>\u662f\u7528\u4e8e\u8fdc\u8ddd\u79bb\u4f20\u8f93\u7684\u6df1\u5ea6\u989d\u5b9a\u8bbe\u5907\uff0c\u53ef\u5728 6000 m \u8303\u56f4\u5185\u63d0\u4f9b\u9ad8\u8fbe 9.2 kbit\/s \u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\u3002<\/p>\n
\u5e94\u7528\u5305\u62ec\uff1a<\/p>\n
12\/24 \u578b\u53f7\u53ef\u7528\u4e8e\u4ee5\u4e0b\u4ea7\u54c1\u7ebf\uff1a<\/p>\n
<\/p>\n