Preliminary discussion on the standards for classification of 1-year nursery stuck of Tectona grandis L. is conducted with the method of gradual cluster analysis and relevant quality index collection.
通过相关分析进行质量指标提取，采用逐步聚类分析方法，对柚木1年生苗木分级标准进行了初步探讨。
It is a gradual process that two plants adapt to heat treatment, but neither of their heat-tolerance is strong. Compare to L. fischeri, the heat-tolerance of L. stenocephala is greater.
两种橐吾对高温均有一段适应的过程，但耐热性均不强，两者相比而言，窄头橐吾的耐热性比蹄叶橐吾强。
Conclusions Compared with traditional auscultation method, gradual withdrawal method can effectively and safely improve the rate of correct ideal anatomic placement of L-DLT.
结论 循序渐退法用于左侧双腔支气管插管，能够显著提高正确到位率。
Conclusions Compared with traditional auscultation method, gradual withdrawal method can effectively and safely improve the rate of correct ideal anatomic placement of L-DLT.
结论 循序渐退法用于左侧双腔支气管插管，能够显著提高正确到位率。
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