By means of systematic sample along the Guanjiagou Formation section in Wenxian County, Gansu Province, many Micropalaeoflora fossils are collected, and identified as 16 genera and 28 species.
通过对甘肃省文县关家沟组剖面的系统采样，获得大量微古植物化石，鉴定出16个属28个种。
To find out, you'd have to take a systematic and unbiased sample – perhaps a whole week's worth of stories – and then check the evidence behind every claim.
为了找到答案，你就必须采取系统和公正的样本——也许是值得花一整个星期去探究的案例——然后去查每一项主张后的证据。
The systematic testing of components or equipment during manufacturing makes this non-destructive condition mandatory when testing a sample.
在元器件或设备生产过程中的系统化测试，测试样品时对样品不产生破坏是强制性条件。
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