If we were to marry, they would demand to see the property certificate.
他表示：“如果我们要结婚，他们会提出看房产证。
2
The qualifications certificate system is the demand of the professional division, which has the function of evaluation, encouragement, selection and so on.
资格证书制度是社会化大生产条件下专业分工的需要，具有评价、激励、选拔和保障功能。
3
Along with the productive capacity continually increase and government renewable energy policy adjusting, the demand of certificate for wind energy industry will be released resent years.