NERtcLastmileProbeConfig 成员列表

成员的完整列表，这些成员属于 NERtcLastmileProbeConfig,包括所有继承而来的类成员

	expectedDownlinkBitrate	NERtcLastmileProbeConfig
	expectedUplinkBitrate	NERtcLastmileProbeConfig
	probeDownlink	NERtcLastmileProbeConfig
	probeUplink	NERtcLastmileProbeConfig