In this paper studies are made on the influence of the chemical compositions of the crystalline medium and the synthesizing parameters upon the growth characteristics of CBN.
本文就结晶介质的化学成分和合成参数，对立方氮化硼晶体生长特性的影响进行了阐述。
Based on the strain characteristics of scented rice, this paper studies the effects of environmental and ecological condition on the growth and quality of this crop.
本文就传统香稻的特点、环境条件对香稻生长发育的影响进行了分析，认为香稻应以高产、抗病和优良的理化品质为改良目标。
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