The sound from a drum was put at 122 decibels while the sound from a referee 's whistle registered 121.8 decibels.

而锣鼓发出的响声为122分贝，裁判的哨声为121.8分贝。

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For some research purposes and possibly for referee work, analyzed primary standards may be obtained from the U. s. Bureau of standards.

对于某些研究工作和仲裁工作，可以从美国标准局获得经过分析的一级标准物。

youdao

For some research purposes and possibly for referee work, analyzed primary standards may be obtained from the U. s. Bureau of standards.

对于某些研究工作和仲裁工作，可以从美国标准局获得经过分析的一级标准物。

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