C08话单格式
在话单(BIL)文件中，每条话单长度为118字节，下面拷贝出来的一条作为示例：
54 02 00 00 01 20 60 10 05 05 14 0b 3b 37 05 05 14 0c 01 28 69 00 00 00 00 00 87 54 41 22 ff ff ff ff ff ff 00 00 08 87 76 94 71 ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff 34 00 01 00 0f 0b f8 13 90 07 00 00 00 00 00 00 00 0b 00 01 00 12 00 00 00 12 00 00 00 00 00 08 68 06 94 7f ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff 66 7f 00 70 00
