青云翻译

Because the questionnaire is the employees themselves without human supervision, so often a large number of invalid questionnaires.

Because no one completed questionnaires is their own supervision, so often produce a large amount of invalid questionnaires.

Because the questionnaire is staff completes nobody surveillance, therefore produces the massive invalid questionnaire frequently.

Because it is the employees own completed questionnaire there is no one to monitor, it is often a large number of invalid form.

Because no one completed questionnaires is their own supervision, so often produce a large amount of invalid questionnaires.