（2）纯粮区夏玉米田节肢动物群落中各类群的相对多度分析：相对多度（relative abundance）即群落中各类群个体数量占群落调查总体数量的比例。
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Among soil type,there was the highest biomass of total microbe,AMF,non-AMF fungi andG+ bacteria in Vertisol,and the highest fungi/bacteria ratio and fungal relative abundance inBrown Chemozem.
变性土的VA菌根真菌、真菌（除VA菌根真菌，下同）、G+细菌的生物量和微生物总量最高，褐灰钙土的真菌和细菌生物量之比及真菌的相对多度最高。
参考来源 - VA菌根真菌提高玉米耐盐性机制与农田土壤微生物多样性研究·2,447,543篇论文数据，部分数据来源于NoteExpress
研究摸清了桃园昆虫群落的物种组成、各类群的相对多度。
The species composition in the insect community and the relative abundance of each group were studied in the peach orchards.
讨论了采用相对灵敏度系数进行多外标归一校正的可行性。
The feasibility of normalization with multi-external standards using relative sensitivity coefficients was discussed.
该算法定义了图像区域的相对清晰度判定指标，并根据多焦距图像像素邻域的相对清晰度来逐个选取聚焦清晰的像素点从而构成融合图像。
To overcome this problem, a novel fusion algorithm is proposed, which is based on a new image region focus measure, Relative Activity Level (RAL), presented in this paper.
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