单语范例（未经PONS编辑处理）
As such, it is difficult to locate any such group with precision.
en.wikipedia.org Precision is to 1/2 of the granularity of the instrument's measurement capability.
en.wikipedia.org One critical factor in achieving that precision lies in how general relativistic effects are determined and measured.
en.wikipedia.org Precision marketing emphasizes relevance as part of the technique.
en.wikipedia.org However, this solution required technical precision in the gears and hence was difficult to implement.
en.wikipedia.org