1) CO_2 background concentration
CO_2背景浓度
2) background concentration
背景浓度
1.
It has determined the urban PM_(10)background concentration of Nanjing, and has analysed general change law of PM_(10)concentration in the city.
为了进行南京城市街道可吸入颗粒物(PM_(10))浓度扩散模型的研究，使用便携式气溶胶监测器和气象监测设备，进行了PM_(10)浓度监测实验，测定了南京城市PM_(10)背景浓度，分析了城市中PM_(10)浓度一般变化规律，采用多元线性回归法推导出了南京城市PM_(10)背景浓度估算公式；进行了街道交通排放的研究，利用燃料估算法简单估算出了街道上机动车PM_(10)排放因子；重点验证了STREET BOX模型在南京城市街道上的适应性，通过修正模型中的扩散系数，建立了南京城市街道PM_(10)扩散模型。
3) concentration of background carriers
背景载流子浓度
4) CO2 concentration
CO_2浓度
1.
Effects of CO2 concentration on the growth and development of Flammulina velutipes.;
CO_2浓度对金针菇生长发育的影响
2.
The impact of high temperature and high CO2 concentration on crops is studied in artificial chambers.
在人工气候室试验研究高温和高CO_2浓度对农作物的影响结果表明,高温、高CO_2浓度使农作物生育进程加快,作物生育期缩短,作物的光合作用速率升高,蒸腾速率下降和气孔阻力增加;在相同的发育期使作物叶面积、根、茎、叶生长量不足,生物量下降;对不同作物产量结构的影响有差异,对小麦的影响主要是小穗数和穗粒数下降,而对玉米的影响主要是籽粒百粒重下降。
5) carbon dioxide concentration
CO_2浓度
1.
In the condition of simulative domino offect of green house, we studied that endomycorrhiza and ectomycorrhiza of Abies faxoniana and Betula albo-sinensis response to temperature rising、carbon dioxide concentration doubling and cultivated density with growth chamber system and Phillings&H.
它是在人工模拟温室效应的条件下，采用生长室控制系统和Phillings&Hayman染色法、电镜技术以及石蜡切片技术等方法，研究冷杉、红桦针阔叶建群种的内外生菌根对温度升高、CO_2浓度倍增及其交互作用和栽培密度响应的研究。
6) CO_2 concentration
CO_2浓度
1.
Photosynthesis response to variation of CO_2 concentration and temperature of four broad-leaved trees in Beijing region;
北京地区4种阔叶树光合作用对CO_2浓度及温度变化的响应
2.
Influence of atmospheric CO_2 concentration enhancement on soil microbiological properties.;
大气CO_2浓度升高对几种土壤微生物学特征的影响
3.
Photosynthetic characters of Populus euphratica leaves and response rate to light intensity and CO_2 concentration in Ejina oasis of Northwest China;
额济纳绿洲胡杨的光合特征及其对光强和CO_2浓度的响应
补充资料：poly(bisphenol a-co-4-nitrophthalic anhy-dride-co
CAS：61128-46-9
分子式：(C31H20O8·C6H8N2)x
中文名称：5,5'-[(1-甲基亚乙基)双(4,1-亚苯氧基)]双-1,3-异苯并呋喃二酮与1,3-亚苯二胺的聚合物
英文名称：1,3-Isobenzofurandione, 5,5'-[(1-methylethylidene)bis(4,1-phenyleneoxy)]bis-, polymer with 1,3-benzenediamine
3-isobenzofurandione, 5,5'-[(1-methylethylidene)bis(4,1-phenyleneoxy)]bis- polymer with 1,3-benzenediamine
poly(bisphenol a-co-4-nitrophthalic anhy-dride-co
1,3-Isobenzofurandione,5,5'-[(1-methylethylidene)bis(4,1-phenyleneoxy)]bis-,polymer with 1,3-benzenediamine
分子式：(C31H20O8·C6H8N2)x
中文名称：5,5'-[(1-甲基亚乙基)双(4,1-亚苯氧基)]双-1,3-异苯并呋喃二酮与1,3-亚苯二胺的聚合物
英文名称：1,3-Isobenzofurandione, 5,5'-[(1-methylethylidene)bis(4,1-phenyleneoxy)]bis-, polymer with 1,3-benzenediamine
3-isobenzofurandione, 5,5'-[(1-methylethylidene)bis(4,1-phenyleneoxy)]bis- polymer with 1,3-benzenediamine
poly(bisphenol a-co-4-nitrophthalic anhy-dride-co
1,3-Isobenzofurandione,5,5'-[(1-methylethylidene)bis(4,1-phenyleneoxy)]bis-,polymer with 1,3-benzenediamine
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