CTR applies the scientific monitoring method combining random sampling and whole-process video recording to ensure impartiality of monitoring process and completeness of sampling.
CTR采用单点随机抽样、全程录像监控的科学监播方式，在保证监播实施过程公正性的同时，也确保了监播采样的完整性。
CTR applies the scientific monitoring method combining random sampling and whole-process video recording to ensure impartiality of monitoring process and completeness of sampling.
CTR采用单点随机抽样、全程录像监控的科学监播方式，在保证监播实施过程公正性的同时，也确保了监播采样的完整性。
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