银行要求对房产进行专业估价后再批准贷款。

The bank requires professional ___valuations of the property before approving the loan.

银行要求对这栋商业大楼进行专业估值。

The bank requires professional ___valuations for this commercial building.

专家们对这幅画的估值差异很大。

The experts' ___valuations of this painting vary widely.