You'll need such information to use as a baseline for measuring progress.
你需要利用这些信息作为基准来衡量进展情况。
There's more to it than simply measuring performance.
除了简单地衡量性能之外，它还有其他更多的功能。
One way to tell is by measuring the bones of their forelimbs.
一种判断的方法是测量它们前肢的骨头。
The AU is a cosmic measuring rod, and the basis of how we scale the Universe today.
天文单位是宇宙的标尺，是我们今天测量宇宙的基础。
The measuring instrument can measure addendum circle and dedendum circle diameter of odd-tooth gears.
这种测量工具用以测量奇数齿齿轮的齿顶圆和齿根圆直径。
Measuring emissions is not a precise science, particularly when it comes to issues surrounding land use.
测量排放并不是一门精确的科学，尤其是涉及到土地使用的问题。
Measuring emissions is not a precise science, particularly when it comes to issuing surrounding land use.
对排放量的测量并不是一门精确的科学，尤其是涉及到土地使用问题时。
The company has been committed to providing customers with high-quality measuring instruments and cutting tools.
本公司一直致力于为用户提供高质量的测量仪器和切削工具。
Developed a half-century ago, GNP helped establish a common way among countries of measuring the change in economic output.
国民生产总值是半个世纪前制定的，帮助各国建立了衡量经济产出变化的统一方式。
Cambridge scientist Peter Wadhams, who's been measuring and monitoring the Arctic since 1971, says the decline is irreversible.
剑桥科学家彼得·沃德姆斯自1971年以来一直在测量和监测北极，他说这种减少是不可逆转的。
Other scientists have proposed to use the network for tracking ocean currents and measuring changes in ocean and global temperatures.
其他科学家已经提议，要利用这个网络体系来追踪洋流，测量海洋和全球温度的变化。
Discovering the inputs and outputs of rivers is a matter of measuring the discharges of every inflowing and outflowing stream and river.
发现河流的输入和输出，就是测量每一条流入和流出的河流的流量。
Examinations are probably a poor instrument for measuring the quality of education because they concentrate on grades instead of abilities.
考试可能不是一个衡量教育质量的好方法，因为考试更看重成绩而不是能力。
By measuring the proportion of heavier hydrogen and oxygen isotopes along a strand of hair, scientists can construct a geographic timeline.
通过测量一束头发上较重的氢和氧同位素的比例，科学家可以构建一个地理时间轴。
Radiocarbon dating had to do with chemical analysis, something to do with measuring the amount of radiocarbon that's left in organic stuff.
放射性碳年代测定法涉及到了化学分析，与文物中残留的有机物成分所释放的放射性碳的含量测定有关。
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