美国国家标准局

In the United States this service is an important mission of the National Bureau of Standards.

在美国，这种服务是国家标准局的一个重要职责。

It was built in 1957 at the US National Bureau of Standards by a team led by Russell Kirsch.

它建于1957年在美国国家标准局的领导的一个研究小组的罗素基尔希。

Some problems of determining uranium isotope abundance by MAT-260 mass tpectrometer, especially, the influence factors on precision and accuracy are di-acussed. NBS standard samples are used for calibrating the acquisited data.

本报告介绍用MAT-260型质谱计测定铀同位素丰度，着重探讨了影响数据精确度的因素，并采用美国国家标准局样品对测得的数据进行校正，以保证其较高的准确度。

The uranium standard glass this paperintroduced acccording to the determined values in various laboratories,...

其它性能指标均达到或超过美国国家标准局的同类产品。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。