When NRB-HT was added simultaneously, the inhibition period was prolonged obviously. Nitrate of 0.01%could inhibit the growth of SRB-HT as long as 8 days.
当有外加硝酸盐还原菌时,硝酸盐的抑制时间明显增强,低浓度的硝酸盐(0.01%)就可以抑制SRB的生长达8天之久。
Finally their relevant physiological indexes are determined. The result shows that rare earth nitrate of a certain concentration can improve the cold-resistance of rice seedlings.
结果表明,一定浓度的硝酸稀土可以提高早稻幼苗的抗冷性,这一结果比较符合生产实际。
Nitrate of low concentration can interfere with adsorption of uranyl sulfate anion on anion-exchange resins because the anion-exchange resins have a stronger affinity for nitrate in uranium solution.
由于铀溶液中的硝酸根对阴离子交换树脂具有较强的亲合力,相当低的硝酸根就足以干扰硫酸铀酰离子的吸附。
High levels of nitrate occur in the Midwest because of the heavy use of fertilizers.
因为大量使用化肥,中西部地区的硝酸盐含量很高。
Caution Alcohol intake may enhance nitrate effects and occasionally induce hypotension with subsequent impairment of reactivity.
注意:饮酒可增强硝酸盐的作用、偶尔引起低血压,继而损害反应力。
The growth of plankton in the sea is always limited by something. It may be light, or a familiar nutrient such as nitrate or phosphate.
海洋浮游藻类的生长总是受到一些东西的限制,这些东西可能是光,也可能是相似的营养物质比如硝酸盐或者磷酸盐。
So he and his colleagues tested a range of chemicals found in fertilizers, including nitrate, ammonium and urea, to determine their effects on the algae.
他和同事们研究了肥料中的一系列化学物质,包括硝酸盐,铵和尿素,观察他们对海藻的影响。
Low oxygen levels encourage the growth of bacteria that destroy nitrate - a vital nutrient for the ocean's microscopic plants, or phytoplankton.
低含氧量导致细菌滋长,这些细菌会破坏硝酸盐——海洋微生物及浮游植物的重要营养物质之一。
During the day, energy is stored by heating up large tanks of molten salt composed of a mixture of 60 percent potassium nitrate and 40 percent sodium nitrate.
白天,能量通过加热庞大容器里的熔融盐保存起来,熔融盐由60%的硝酸钾和40%的硝酸钠组成。
NO2 is the main source of nitrate aerosols, which form an important fraction of PM2.5 and, in the presence of ultraviolet light, of ozone.
二氧化氮是硝酸盐气溶胶的主要来源,构成PM 2.5和在紫外线下臭氧的主要部分。
The method, now known as Golgi staining or Golgi impregnation, involves hardening of tissue in potassium bichromate and ammonia, followed by immersion in a silver nitrate solution.
这种现在被命名为高尔基染色法或者“高尔基浸渍法”的方法,包括在重铬酸钾和氨水中浸渍,使组织变硬,接着浸泡在硝酸银溶液中。
I caught up with a nitrate train, chugging along, its open wagons trailing a gauze of white mist.
有一列拉硝酸钠矿石的火车隆隆前行,敞开的车厢上吹起一阵白雾。
Changing the type of lighting wouldn't have much impact, the scientists suspect, unless cities would use red lights, which don't interfere with nitrate radical formation.
改变光线的种类将不会对环境改善产生太大的影响,科学家质疑道,除非城市将使用红色光线来阻止硝酸盐造成的激变。
Results demonstrated that nitrate had obvious spatial variation and randomicity in lateral direction and vertical direction of soil profile.
结果表明硝酸盐在水平方向和垂直方向具有明显的空间变异。
Do not recommend the use of low molecular weight in ketones, esters and mixtures containing nitrate.
不建议使用于酮类、低分子量的酯类及含硝的混合物。
The final reduction product of nitrate nitrogen is ammonia nitrogen.
硝酸盐氮的最终还原产物为氨氮。
The scattered blue particles are cupric nitrate and zinc nitrate, a byproduct of the chemical reaction.
略带蓝色的部分是硝酸铜和硝酸锌,一种化学反应后的产物。
Field experiment was conducted for studying the effect of nitrogen forms on the yield of Chinese cabbage and the accumulation of nitrate.
通过田间试验研究了不同形态氮肥对大白菜产量及硝酸盐累积的影响。
The results of thermal analysis show that the damage affects thermal decomposition of nitrate(NG/BTTN).
热分析试验表明,损伤对以硝酸酯为主的基体材料的热分解有影响。
Is mainly composed of calcium magnesium sulfate, chloride and nitrate as the hardness of the form salts.
主要是由钙镁的硫酸盐、氯化物和硝酸盐等盐类所形成的硬度。
The feasibility of industrialization of modified ammonium nitrate for agricultural use is studied by the evaluation of dehydration capacity, fluidity, agglomeration and granular strength.
最终,建立了改性硝酸铵的脱水性能、流动性能、凝固性能、颗粒强度的评价方法,并进行了工业化可行性研究。
Fertilizer nitrogen is one of the major sources of nitrate.
而硝酸盐的一个主要来源是化学肥料。
The standard states that the citric acid-sodium nitrate treatment is the least hazardous for removal of free iron and other metallic contamination and light surface contamination.
该标准声明:柠檬酸-硝酸钠处理在去除游离铁合其他金属污染和轻的表面污染物时,危险性最低。
So it is important to research the detections of the nitrate and the factor of nitrate accumulation in vegetables.
因此,有关蔬菜硝酸盐检测方法及累积因素的研究就成了人们研究的重点。
The research team now hopes to conduct further studies to try to understand in more detail the effects of nitrate-rich foods on exercise physiology.
现在研究小组希望通过进一步研究来详细揭示富含硝酸盐的食物对运动生理的影响。
On the basis of analyzing the polymorphic phenomenon and hygroscopicity of ammonium nitrate(AN), the modification technology of AN is discussed.
在分析硝酸铵的多晶现象和吸湿特性的基础上,探讨了硝酸铵的改性技术。
The measures for reducing the content of nitrate in fruits are discussed.
对降低果品中硝酸盐含量的措施进行了讨论。
He says farmers may be able to better control the amount of nitrate fertilizer they put on fields.
他说,农民们也许能够更好地控制他们投放到田地里的氮肥总量。
He says farmers may be able to better control the amount of nitrate fertilizer they put on fields.
他说,农民们也许能够更好地控制他们投放到田地里的氮肥总量。
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