查询词典 water plant

Antioxidant Activity of Water Extracts from fiber root, leaf and flower of Coptis plant was studied.

研究了黄连副产物－须根、茎叶及花薹水提物的抗氧化能力。

The quantity and diversity of culturable cellulose-decomposing fungi in these soils are significantly correlated with organic matter, total nitrogen and water content. In addition, the quantity of them are significantly correlated with temperature and altitude. Different plant community and human disturbance have effected on the quantities and diversity of CCDF.

结果发现中低海拔地区土壤CDF数量高于高海拔地区，且数量与样地海拔、土壤含水量、温度、有机质和全氮含量呈显著相关（P.05）；CDF在样地内多样性与土壤有机质、全氮、含水量显著相关（P.05）；植被类型和人为干扰对CDF的数量和分布都有一定影响。

A terrestrial plant Cyperus alternifolius and the water from a canal nearby were tested in the present study.

试验历时2个月，供试水体为河道水体，供试植物为陆生植物旱伞草。

Steel plant, the water model and the method of the circulation flow rate determination of RH vacuum degasser have been established.

RH改进脱碳模型可以预测RH处理过程中的碳含量；利用该模型还得到了最佳初始碳氧含量曲线；为达到最大脱碳速率，应降低转炉出钢含碳量，增大低碳范围内真空室搅拌能；论文还得到了OB与否曲线图，最佳OB时间和最佳OB量。

By flue gas of 2000m〓/h, some normal wastes (seawater, fly ash of power plant, basic waste water, etc) and lime are used on the research of dry, semi-dry, and wet FGD and its corresponding pressure and temperature decrease on stuffing tower, the effect of Ca/S ratio, inlet SO2 concentration, inlet flue gas temperature, and L/G ratio on desulfuration efficiency is analyzed, the instrument of dehumidify was studied by experiment and appropriate instrument of dehumidify was chosen.

在浙大热能所大约相当于1吨／小时出力的锅炉的尾部烟道上的多功能传热除尘脱硫一体化试验研究装置上，利用海水、电厂灰、碱性废水和石灰开展了半工业性的干法、半干法、湿法烟气脱硫研究，分析了Ca／S比、进口SO〓浓度、进口烟温、喷水量等因素对脱硫效率的影响，并探讨了湿法烟气脱硫中的烟温问题，对湿法烟气脱硫反应塔的阻力特性和除湿装置进行了试验研究，选取了合适的除湿元件。

The ethanol extract was dissolved with HCl, the acidic extract was basified to pH9-10 with NH_3-water and extracted with CHCl_3 to give total alkaloids. five alkaloids were isolated with column chromatography and preparative thin-layer chromatography, and three of them were identified as dehydrocorydaline、 corynoline and dihydrosanguinarine on the basis of spectral analysis MS,~1H-NMR,~(13C-NMR and physicochemical properties. All of them were found for the first time from this plant.

为研究灰绿黄堇的化学成分，本文将灰绿黄堇乙醇提取物采取酸提取、碱游离后萃取的方法得到总生物碱，然后利用柱色谱、制备薄层色谱等方法分离、纯化了灰绿黄堇中5种生物碱，并利用IR、MS、~1H-NMR、~(13)C-NMR等方法鉴定了其中的3种，分别为去氢紫堇碱、紫堇灵、二氢血根碱，均为首次在此植物中发现。

From of old Ma Lan by our country working people wide to cultivate, in Confucius " domestic language ", of Qu Yuan " from coquettish ", of Li Shizhen " detailed outline of a book on Chinese medicine " the account that there are pair of Ma Lan in waiting, as admirable water and soil conservation, depasture, view and admire and officinal plant occupies position in the history and nature.

自古以来马兰就被我国劳动人民广为种植，在孔子的《家语》。屈原的《离骚》。李时珍的《本草纲目》等中都有对马兰的记载，作为优良的水土保持。放牧。观赏和药用植物在历史和自然中都占有一席之地。

This study was carried out on the conditions of removal Cr including different originated pH, temperature, carbon source and the volume ratio of bacteria to wastewater using an acidproof Desulfovibrio (SRB7) which was departed from sewage sludge effluent water of a chemical plant.

利用化工厂污泥废水中分离到的一株耐酸脱硫弧菌(Desulfovibrio SRB7)，对不同pH、温度、碳源、菌废比等条件下SRB7还原Cr能力进行研究。

The plug energy dissipater is applied to eliminate the bubbles taken place to the outflow of power plant cooling water. The hydraulic characteristics of the dissipater are studied both by model test and numerical simulation based on k-ε two-equation turbulence model.

从电厂排水口消能消泡消盐雾的机理出发，以模型试验和数值模拟等研究手段探讨了洞塞式消能工的流场和压力场等基本水力特性，获取了面积比0.4~0.8，相对长度比0.5~2.0的多种洞塞的局部阻力损失系数，并为工程应用提供了计算的经验公式。

The results show that, firstly, Stellera chamaejasme L, which rely on their developed axial root system in the 10～40cm soil layer to occupy the competitive priority of volume, length, surface area and so on, in the case of their adaptive faculty to poor surroundings resulting from fruit picking, trampling and overgrazing as well as with the phenomenon of restrained growth among various plants, gradually become the dominant plant in the herbaceous community; secondly, this kind of degraded grassland has not displayed any general characteristic of degradation such as surface exposure, accumulative quantity of vegetation reduced, water loss, soil erosion and so on, therefor, it should be dealt with distinguishingly; thirdly, if"Stellera chamaejasme L Killer"and"Oxytropis ochrocephala Killer"invented by CAS are taken advantage of respectively in the bloom period of Stellera chamaejasme L and at the beginning of florescence of Oxytropis ochrocephala bunge by ultra-low volume spray of 1. 05L/hm〓 and 1. 35～165L/hm〓 dosage separately, the death rates of poisonous herbs may achieve above 95% and 92% correspondently; fourthly, this technology with the characteristics of high work efficiency, exclusive selectivity and convenient operation, is safe to non-target plants and other animals, and has no toxic or side-effect to environment; furthermore, an execution of"Stellera chamaejasme L Killer"spray and a two-year grazing prohibition can be effectively applied on degraded grasslands of"Weed and Poisonous plants Type".

结果表明：狼毒凭借发达的轴根系在10～40cm土层中形成的体积、长度、表面积等竞争优势，以及对采食、践踏、过度放牧所形成的不良环境的适应能力和异株克生现象的存在，逐步成为草群中的优势植物；毒杂草型退化草地没有表现出地表裸露、植物蓄积量减少、水土流失等一般性退化特征，对该类草地的治理应区别对待；应用中科院研制的'灭狼毒'和'灭棘豆'分别在狼毒盛花期和黄花棘豆初花期，以1.05L/hm〓、1.35～165L/hm〓的施用量超低容量喷雾，毒草的死亡率可达到95％、92％以上；该技术具有工效高、选择性专一、灭效高、操作简便，对非靶标植物和其它动物安全，对环境无毒副作用的特点；采用喷施'灭狼毒'+短期禁牧措施，可以有效治理毒杂草型退化草地。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。