保留金 meaning in Chinese

retain age
retainage
retention money

However , prior to issuing the taking - over certificate for the works , the engineer shall not be bound to issue an interim payment certificate in an amount which would ( after retention and other deductions ) be less than the minimum amount of interim payment certificates ( if any ) stated in the appendix to tender
但是，在颁发工程的接收证书之前，若被开具证书的净金额（在扣除保留金及其他应扣款额之后）少于投标函附录中规定的期中支付证书的最低限额（如有此规定时），则工程师没有义务为任何付款开具支付证书。