标样和试样处理的差异使分析结果产生偏差，造成碳含量异常的主要原因是试样不良，因此减少试样不良是提高试样代表性的主要措施。
The different treatments of the standard sample and sample for detecting will lead to the deviation of analysis result. So the main measures to improve sample representation is to decrease bad sample.
通过对一些有代表性的英汉数字词语的文化内涵对比分析，我们可以对英汉两个民族的文化习俗差异窥之一斑。
This essay will reveal the two cultural custom differences by comparing and analyzing the cultural connotations of some typical numerical words in both English and Chinese.
以代表性籼、粳稻品种为材料，研究了结实期温、光因子对同一水稻品种穗上不同粒位籽粒品质的影响，并分析了水稻穗上不同粒位籽粒米质差异形成的机理。
With typical Indica and Japonica rice cultivars as materials, the effects of temperature and light on the quality of grains at different positions within a rice panicle were studied.
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