可以预见，生产率研究被证实是非常不准确的，但在管理团队(management body)广泛使用这种生产率度量以期了解每个人的能力的价值之前，情况并非如此。
Predictably, the productivity studies proved wildly inaccurate, but not before the metrics were widely used by a management body eager to account for the value of each individual's abilities.
储蓄率的计算方法并不准确，因为它是计算收入和消费之间的剩余产品，所以需要大幅度的修改。
Calculating the savings ratio is an inexact business, because it is the residual between measures of income and consumption and so tends to be revised a good deal.
利用常规测井解释方法，往往把水淹层解释为油层，这主要是由于水淹层内的地层水电阻率求不准。
The flooded strata are often wrongly interpreted as oil layers by use of conventional log interpretation, mainly due to the formation water resistivity can not be determined accurately.
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