他们猜测着未来难以估算的事情。
下一步是添加我们要进行估算的组件。
The next step is to add the components that we are going to estimate.
第二，估算的过程不是做一次就完了。
Second, this process of evaluation is not a one-time process.
而这之前，他们都是估算的。
此外，它还提供估算的查询成本，并预计查询结果。
In addition it provides the estimated costs of the query and estimates the query results.
帮助团队更好的理解被估算的故事的工具。
Tools to help the team better understand the stories being estimated.
提供一个能让团队提出更好的估算的讨论框架。
Provide a framework for the discussions the team have in coming up with better estimates.
这些碳排放是通过是对消费者行为进行统计假设来估算的。
These are estimated by making statistical assumptions about consumer behaviour.
像汽车燃油费等其他能源的估算也是如此估算的。
The same process is followed for other kinds of energy, like motor fuel.
现场支持人员单击这个任务，输入估算的费用和位置，见图7。
Field support clicks on the task and enters values for the estimated cost and the location as shown in Figure 7.
那么为什么马科斯和卡巴约估算的费用比威尔逊的高出这么多呢？
例如，人们实际食用的肝脏量只有他们估算的三分之一。
For example, they overestimated their consumption of liver by 200%.
这些估算的平均值表明，到2085年，全球人口将超过100亿。
The average of these estimates suggests that the global population will cross 10 billion by 2085.
对量化的可能性的更改构成了更改风险优先级和影响估算的基础。
Changes in the quantitative probabilities serve as the basis for changing the prioritization of risks and the impact estimates.
当前的卫生账户系统为国家提供了一套产生卫生支出估算的一致方法。
The existing system of health accounts gives countries a set of consistent methods for producing health expenditure estimates.
工具包的第一部分说明了一些能帮助团队进行故事点估算的通用工具。
The first section of the toolkit explains some general tools that can help the team when using story points to estimate. These consist of
如果你觉得这增加了估算的准确性，那就在更多的迭代中重复这一过程。
Repeat the process for a couple more iterations if you feel this will increase the accuracy of the estimate.
假设估算的任务持续时间是3个月，并且估计的方差是1 个月。
Suppose the estimated duration of a task is 3 months, and the variance of the estimate is 1 month.
这些都是估算的流量，不是绝对准确的数字，但仍然给我们一个可供参考的框架。
These are traffic estimates, not absolute Numbers, but it should still give you a decent frame of reference.
天文学家发现“X射线估算的质量”仅有“引力透镜”方法估算的质量的十分之一。
The astronomers found an "X-ray mass" only a tenth of the mass found using the gravitational lens method.
产科并发症的风险是在2006年对28393名妇女开展的研究的基础上估算的。
The risk of obstetric complications was estimated based on a 2006 study of 28 393 women.
风险的大小与估算的不确定性成正比。涉众希望尽早知道在规定的时间内项目可以取得多少价值。
Risk is directly proportional to uncertainty in estimates, and stakeholders typically want to know sooner rather than later what value the project can deliver in the stipulated time.
至今我仍未听到任何有关此错误估算的合理解释，所以我向Willetts寻求帮助。
But I still haven't heard a good explanation for the miscalculation, so I ask Willetts to explain.
通过人口监测系统估算的儿童死亡率比通过常规例行调查所确定的国家估算数据约低了30%左右。
Child mortality rates estimated with the DSS were approximately 30% lower than those from national estimates as determined by routine surveys.
因此，选择性估算的准确性显然基于您运行UPDATESTATISTICS的频率。
So it is obvious that the accuracy of selectivity estimation depends upon how often you run UPDATE STATISTICS.
如果它的成本是假定你理性估算的两倍，要花你估算时间的三倍时间，你愿意继续做下去吗？
Are you willing to proceed if it costs twice as much and takes three times as long as your presumably reasonable estimates suggest?
如果它的成本是假定你理性估算的两倍，要花你估算时间的三倍时间，你愿意继续做下去吗？
Are you willing to proceed if it costs twice as much and takes three times as long as your presumably reasonable estimates suggest?
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