2) biogenic element
生源要素
1.
According to the recent years' record of biogenic element fluxes at Datong station and the element concentration data measured in the recent days at multiple sites in the Changjiang estuary,the authors compared the change of mass concentration of SiO_3~(2-) and PO_4~(3-).
根据近年来长江河口区域内大通水文站的记录和近期在长江入海河口区上海段多个采样点的生源要素质量浓度实测数据,比较水中可溶性硅酸盐和磷酸盐的质量浓度,分析在长江入海河口区水中硅和磷元素含量的主要变化特征。
2.
The major research results and the lates t advances are summarized in six aspects: biogenic elements in estuarine and coa stal areas, heavy metals, isotope, organic pollutants, organic geochemistry and greenhouse gases.
从河口和近岸海域生源要素、重金属、同位素、有机污染物、有机地球化学和温室气体等 6个方面对 4 a来我国在海洋生物地球化学研究领域的主要成果和最新进展进行了概括和评
3) Nutrient
[英]['nju:triənt] [美]['nutrɪənt]
生源要素
1.
Temporal and spatial distribution of nutrients and algae in urban small artificial lake enclosures;
城市小型人工湖围隔中生源要素和藻类的时空分布
2.
Effects of Dams on the Biogeochemical Cycles of Nutrients in the Wujiang River;
水坝拦截对乌江生源要素生物地球化学循环的影响
3.
Nutrient biogeochemical cycling in the tidal flat ecosystem is not only one of the key studying contents of IGBP and LOICZ projects, but also the important component in the study of global change and region Response.
海岸带潮滩生源要素生物地球化学循环过程是国际地圈生物圈计划(IGBP)、海岸带陆海交互作用(LOICZ)研究的重要内容,也是全球变化区域响应研究中的重要组成部分。
4) biogenic elements
生源要素
1.
Vertical transfer and preservation of biogenic elements in the north of the South China Sea!aod comparison with them in the East Pacific Ocean;
南海北部生源要素的垂直输运和保存及其与东太平洋的对比研究
2.
This paper studied the biogeochemical process of biogenic elements in the Taiwan Strait from hydrology, coupling of physical, chemical and biolgical process, the contribution of microplankton to carbon cycling.
以微型生物食物网在 C和 P的生物地球化学循环中的动力学为核心 ,研究了台湾海峡主要生源要素生物地球化学循环的物理驱动力 ,物理与生物、化学过程的耦合 ,微型浮游生物对碳循环的贡献等 。
5) ecological element
生态要素
1.
An ecological planning approach for Shanghai Expo 2010 was constructed based on "overlay-maps" model,and the ecological elements and GIS visualization in Shanghai Expo 2010 area were investigated and analyzed from the aspects of human comfort degree,life health,and sustainable utilization of resources.
基于"千层饼"模式,构建了上海世界博览会区域的生态规划方法,并从人体舒适度、生命健康和资源可持续利用角度,对上海世界博览会区域建设用地进行了生态要素调查与GIS可视化综合分析。
6) Ecological Elements
生态要素
1.
Analysis of Current State of Ecological Elements Introducing in Underground Space
上海城市地下空间如何导入生态要素
补充资料：颗粒
分子式：
CAS号：
性质：指小而圆的物质。最简单的颗粒形状是圆球。粒径在40～500μm范围内，气固密度差在1400～4000kg/m3之间的颗粒称粗颗粒(coarse particle)；粒径在20～100μm范围内，气固密度差小于1400kg/m3的颗粒称细颗粒(fime particle)；由许多个粒度间隔不大的粒级颗粒构成的颗粒系统称颗粒群(particle swarm)。
CAS号：
性质：指小而圆的物质。最简单的颗粒形状是圆球。粒径在40～500μm范围内，气固密度差在1400～4000kg/m3之间的颗粒称粗颗粒(coarse particle)；粒径在20～100μm范围内，气固密度差小于1400kg/m3的颗粒称细颗粒(fime particle)；由许多个粒度间隔不大的粒级颗粒构成的颗粒系统称颗粒群(particle swarm)。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条