成员的完整列表，这些成员属于 com.netease.lava.nertc.sdk.audio.NERtcAudioRecordingConfiguration.NERtcAudioRecordingPosition,包括所有继承而来的类成员

MIXED_RECORDING_AND_PLAYBACK	com.netease.lava.nertc.sdk.audio.NERtcAudioRecordingConfiguration.NERtcAudioRecordingPosition
PLAYBACK	com.netease.lava.nertc.sdk.audio.NERtcAudioRecordingConfiguration.NERtcAudioRecordingPosition
RECORDING	com.netease.lava.nertc.sdk.audio.NERtcAudioRecordingConfiguration.NERtcAudioRecordingPosition