Perhaps one of them finds that the measurement tools have not been cleaned.

也许他们中的一个人发现测量工具没有被清洗。

This can be a problem when using it as the single exact weight measurement tool.

这在将“大K”用作单一且精确的重量衡量工具时会成为问题。

But the big test is comparing these fitness watches to tried and true gold standard measurements tools.

但最大的考验是将这些健身手表与久经考验的真正黄金标准的测量工具进行比较。

The Grand K has served as the official world measurement tool for weight in kilograms.

Grand K 已成为世界上以公斤为单位的官方重量测量工具。

" A lot of my work is about trying to improve our measurement tools, " he has explained.

“我的很多工作都是为了改进我们的测量工具，”他解释道。