Drought stress changed the correlation of NH4+-N and NO3& N with protease, urease activity, ammonifying bacteria and nitrifying bacteria.

Abundance of heterotrophic bacteria, ammonifying bacteria and nitrite bacteria, and heterotrophic bacterial population dynamics in the coastal waters of Zhejiang were investigated.

文章报道了浙江海岛沿岸水域中异养细菌、氨化细菌和反硝化细菌的数量分布及异养细菌的种群组成。

The aerobic and anaerobic bacteria is in same system, making the reaction of oxidizing, ammonifying, nitrifying and denitrifying also in same device.

使氧化、氨化、亚硝化、硝化、反硝化等反应在同一装置中进行。

Effects of different conservation tillage on amount and distribution of soil ammonifying bacteria, nitrobacteria and nitrogen-fixing bacteria

不同保护性耕作措施对三种土壤微生物氮素类群数量及其分布的影响

The content of protein was increased markedly when ammonium acetate was added to the medium.

添加的乙酸铵几乎全部被螺旋藻利用，并且蛋白质含量明显提高。

The concentration of ammonium acetate could affect the activity.

而反复冻融和乙酸铵浓度均可以影响抑菌活性。

The CdS thin films were uniform and smooth, and there were no white flecks in them at all when cadmium acetate and ammonium acetate were used to deposite CdS thin films.

当镉盐和铵盐分别采用乙酸镉和乙酸铵时，生成的薄膜均匀、平整，薄膜中根本就不存在所谓的白斑。

Polyaspartic acid ( PASP) was synthesized by self-catalysis process with microwave using maleic anhydride and ammonium acetate as raw materials.

以马来酸酐和乙酸铵为原料，在微波条件下用自催化法合成了聚天冬氨酸（PASP）。

Endurance of Temperature, Ammonium Hydroxide and Ethanol by Several Strains of Bacillus

几种芽孢杆菌对温度、氨水和乙醇耐受性的研究

Study on Low-cost Synthesis of Beta Zeolite without Ammonium Hydroxide

Beta沸石的无氨廉价化合成研究

Using tetramethyl ammonium hydroxide ( TMAH) as dispersant for SiC aqueous suspension, the effects of dispersant concentration and pH value on the rheological behavior of SiC aqueous suspension were studied.

使用四甲基氢氧化铵（TMAH）作为分散剂，研究了分散剂用量对SiC浆料流变性能的影响，并分析了其原因。

Preparation of tetramethyl ammonium hydroxide ( I) application of TMAH solution in MEMS

四甲基氢氧化铵（TMAH）的制备（Ⅰ）四甲基氢氧化铵在MEMS中的应用

Early Carboniferous corals in the AMMONOID facies from barkol, Xinjiang

新疆巴里坤早石炭世菊石相的珊瑚

Late Early Carboniferous corals in AMMONOID facies from Altay of Northern Xinjiang

新疆阿勒泰地区早石炭世晚期菊石相四射珊瑚

New progress in the study on Permian AMMONOID biostratigraphy in Guangxi

广西二叠纪菊石生物地层学研究新进展

Discovery of a Devonian AMMONOID species from Ejin Banner of Western Inner Mongolia

内蒙古额济纳旗发现的一种泥盆纪菊石

Application of Ignition and Transmission Device in Charge of Ammunitions

点传火装置在弹药装药中的应用

Fire efficiency assessment model and its application for the cluster ammunitions attacking group targets

子母弹对集群目标射击效率评定模型及应用

Chinese ammunitions enterprises regularly attend the Santiago Air Show every two years.

中国弹药企业每两年一次定期参加圣地亚哥航空展。

The Fuzzy Method in Judging the Quality Grade of Ammunitions

弹药质量等级的模糊评判方法

This new discovery helps amnesiacs keep their memory.

这一新的发现有助于遗忘症患者保持记忆。