In carrying out such activities the Contractor shall spend in each contract year not less than the amount specified in such programme, or any agreed review thereof, in actual and direct exploration expenditures.
承包者进行这些活动时，每一合同年度内所花的实际和直接勘探费用应不少于该方案所规定的数额，或对方案进行审查后议定的数额。