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1)  Common Component Architecture(CCA)
CCA技术
2)  CCA
《CCA》
1.
在主动信息服务中两种《CCA》检索方案比较研究;
在主动信息服务中两种《CCA》检索方案比较研究
3)  CCA board
CCA板
1.
Construction of overall grouting wall with CCA board;
CCA板整体灌浆墙施工初探
4)  EOF CCA
EOF-CCA
5)  CCA
CCA排序
1.
Using heavy metals content data,we analyzed the pattern of heavy metals and its influencing factor by TWINSPAN and CCA.
根据江苏省农用地22个标准样地的7种重金属元素含量测定结果,应用TWINSPAN分类、CCA排序的多元统计方法,对江苏农用地耕作层土壤重金属元素含量格局和影响因子进行了定量分析。
2.
Arbors,shcrubs and herbage species were included for analyzing relations of different functional layers by using TWINSPAN and CCA.
CCA排序结果同TWINSPAN。
6)  CCA ordination
CCA排序
1.
In this paper,the relationships between tree species distribution and environmental gradient in eastern Zhongtiao Mountain were studied by TWINSPAN and CCA ordination,and the species group division was made according to the relative positions of the tree species on the ordination diagram and referring to the dendrological documents.
利用CCA排序和TWINSPAN分类,探讨了中条山东段森林植被中乔木树种分布与环境梯度的关系,并根据树种在排序图上的相对位置,同时参考相关文献资料,进行了种组划分。
2.
In this paper, the method of quantitative analysis using sofeware TWINSPAN and CCA ordination were used to analyze the community classification, and to find the major environmental factors which restrict the distribution of major populations in Dazhu mountain in Jiaonan.
本研究以胶南市大珠山的森林群落为研究对象,采用数量分析的方法,应用TWINSPAN软件对主要群落进行分类;利用CCA排序分析环境因子与主要木本种群的关系,找出影响种群分布的主要环境因子;在此基础上分析各主要环境因子资源维上的种群生态位宽度和重叠。
补充资料:CC
分子式:C9H11N3O4·HCl
分子量:261.66
CAS号:10212-25-6

性质:白色针状晶体或结晶性粉末。熔点248-250℃(分解)。易溶于水,微溶于醇,几乎不微于乙醚、氯仿和苯。

制备方法:D-阿拉伯糖与氰氨、甲醇、氨水在40-45℃反应4小时,生成2-氨基-β-D-阿拉伯糖噁唑啉,将其与盐酸制成盐酸盐,与丙炔腈在60℃反应1小时,即生成环胞苷盐酸盐,总收率68%。

用途:抗肿瘤药。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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