查询词典 nitrate

See from the physiological index:All the tomatoes seedlings,Which have Solution culture Lacks of nitrogen , phosphorus , potassium and iron,It's Chlorophyll content、soluble sugar content、proteid content、nitrate reductase activity are all less than that have fully solution culture,These results indicate that nitrogen , phosphorus , potassium and iron have grave implications for plant growth.

从各生理指标来看：叶绿素含量、可溶性糖含量、蛋白质含量、硝酸还原酶活性，缺氮、缺钾、缺铁、缺磷培养的番茄幼苗均低于完全液培养的。以上结果表明缺氮、缺磷、缺钾、缺铁对植物生长有严重的影响。

With regard to the common type in, you typically add phosphoric acid, ammonium nitrate and ammonium dihydrogen phosphate, ammonium dichromate, citric acid and gum Arabic and other chemical components; alcohol fountain solution also includes ethanol or isopropanol.

差于普通型的润版液，凡是补充磷酸、硝酸铵、磷酸二氢铵、轻铬酸铵、柠檬酸和阿拉伯胶等化学组不合；酒精润版液还参加乙醇或异丙醇。

Nitrate (NO3--N) showed a single hump-shaped curve with soil depth increased, but ammonia (NH4+-N) showed a parabola curve, with lowest value found in 20-40 cm soil layer and highest value in 0-20 cm and 40-60 cm soil layer.

油松林土壤全氮和有机质含量垂直变化趋势相似，随土壤深度的增加而降低；硝态氮(NO3--N)均随土壤深度的增加呈单峰曲线变化趋势，而铵态氮(NH4+-N)随土壤深度增加呈先降低后增加的抛物线趋势。

Casein was hydrolysed with sulphuric acid under pressure and the hydrolysate was oxidized and nitrated by a mixture of sulphuric acid and potassium nitrate.

培养基中大部氨基酸来源是经硝酸钾处理后的酪蛋白水解液，另补充色氨酸、胱氨酸、蛋氨酸和酪氨酸。

The concentrations of total nitrogen and nitrate in Miyun Reservoir were lower than that in its influents.

密云水库的总氮、硝态氮含量全年几乎都低于三条河流，其中潮河的总氮、硝态氮含量最高，其次是白河，最低的是清水河；三条河流入库河段的总氮和硝态氮含量变化特征为植物生长季较低，非生长季较高。

In the redox zones bacterial community structure changed,and the preponderant bacteria were sulfate reduction bacteria,iron reduction bacteria,nitrate reduction bacteriacorrespondingly,however there were other bacteria in the redox zones.

各带中生物群落结构发生了明显的变化，相应地以硫酸盐还原菌、铁还原菌和反硝化细菌为优势菌群，同时也存在其他作用的细菌。

Copper plate was employed as substrate,ethanol as carbon source,and iron chloride or iron nitrate as catalyst precursor .

采用乙醇催化燃烧法制备竹节形碳纳米管，利用乙醇作为碳源和燃料提供材料生长所需的能量，以Cu薄片作为基底，FeCl3与Fe(NO3)3作为催化剂先体。

Fe2O3/SO(superscript 2- subscript 4) solid super acid was obtained by dissolving iron nitrate in ammonia, dipping the resultant iron hydroxide in sulfuric acid, filtration and calcination.

硝酸铁溶于氨水得到Fe3后再用硫酸浸泡，经过滤、焙烧制得固体超强酸催化剂Fe2O3/SO(上标 2-下标 4)。

Removal of nitrate from groundwater was studied in laboratory chest packed iron and sand, cotton and rubble respectively.

通过在铁。砂混合反应器不同部位添加甲醇，本文研究了铁。

For use in destroying known or suspected chemical or biological weapons the donor charge is augmented with an oxidizing material such as potassium nitrate, and the resulting fireball is enhanced by powdered metal such as aluminum, to achieve an instantaneous pressure of 100 kilobars and instantaneous temperature of 3,000 degrees Celsius.

为了销毁已知的或可疑的化学或生物武器，采用了氧化材料如硝酸钾强化的供体炸药，产生的火球也是用金属粉末如铝粉增强，达到瞬时压力100千帕、瞬时温度3000摄氏度。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。