查询词典 nitric acid

Pickling can be done in batch or continuous processes typically using hydrochloric, sulfuric, nitric or hydrofluoric acid.

酸洗可以通过批量或连续工艺过程来进行，典型的方法是使用盐酸、硫酸、硝酸和氢氟酸。

Sodium metaphosphate may be turned into sodium phosphate by acid hydrolysis in boiling dilute nitric ...

方法用于测定PS版显影液中磷时，回收率是 98.52 %～ 99.84 %，样品测定值的 RSD为0 。31 %( n=1 2 )。

The acetylcholine,γ-aminobutyric acid and nitric oxide are major neurotransmitters for olfaction synaptic transmission in MB.

乙酰胆碱、γ-氨基丁酸和一氧化氮等是蘑菇体嗅觉突触传递的主要神经递质。

The roles of nitric oxide and reactive oxygen species in abscisic acid accumulation under water stress conditions and the mechanisms through which NO/ROS regulate ABA biosynthesis were studied in this thesis.

为了探讨植物对水分胁迫信号的感受机制和水分胁迫下ABA合成的诱导机制，本论文研究了ROS和NO在水分胁迫诱导ABA积累中的作用、作用机理及其生理意义。

This process utilizing modern efficient wire gauze wave-like packings sepa-rates three isomers of MNT(ortho-.meta- or para-), then the O-MNT or P-MNTis nitrated to produce military TNT by a mixture of nitric and sulfuric acid.

本工艺利用近代高效的金属丝网波纹填料分离MNT的三种异构体，然后用硝硫混酸把邻一或对一MNT硝化成军品TNT，这样可避免亚硫酸钠溶液精制TNT的工序。

The mechanisms of these actions may be involved in anti-exitotoxicity of aminoglutaric acid, regulating the synthesis of nitric oxide, antioxidation, antiinflammatory, inhibiting neuron apoptosis, accelerating angiogenesis, neurogenesis, neurotrophy and others.

其作用机制可能包括抗谷氨酸兴奋毒性、调节NO的合成、抗氧化作用、抗炎作用、抗神经元凋亡、促进血管生成、促进神经元再生和神经营养作用等。

After feeding of 20 d, 40 d and 60 d, the activities of nitric oxide synthase, bacteriolytic, superoxide dismutase, alkaline phosphatase and acid phosphatase in the serum were determined and the relativities between them were also analyzed.

在饲料中添加不同剂量的嗜酸小球菌投喂凡纳滨对虾，并在投喂后的20、40和60d，分别测定凡纳滨对虾血清中的一氧化氮合酶、溶菌活力、总超氧化物歧化酶、酸性磷酸酶、碱性磷酸酶，并分析了这5种酶之间的相关性。

Nitric oxide produced by PMA activated macrophages was released quickly, and then went down to a lower level. This process was related closely to the catonic amino acid transporter Y〓.

我们发现PMA激活的巨噬细胞产生一氧化氮有快速释放-速度下降的过程，并且这一过程与阳离子氨基酸转运系统Y〓密切相关。

The role of nitric oxide in abscisic acid-induced antioxidant defense in leaves of maize plants was investigated. Treatments with SNP or ABA enhanced the activities of chloroplastic, apoplastic and total superxide dismutase, catalase, glutathione reductase and ascorbate peroxidase in leaves of maize plants.

用硝普钠和ABA处理玉米幼苗，结果显示，ABA和SNP均增强了玉米叶片中抗氧化酶SOD、CAT、GR和APX的活性；激光共聚焦显微检测显示，ABA能够诱导叶片中NO的合成；NO清除剂PTIO和合成抑制剂L-NAME预处理阻断了ABA诱导的抗氧化酶活性的上升及NO的合成。

As a model of 1-acid glycoprotein and nitric oxide increase, 84 male Sprague-Dawley rats received an IV injection of either 60 mg/kg Corynebacterium parvum or saline.

建立这样一个1-酸糖化蛋白和氧化亚氮增加的模型，84只 Sprague-Dawley 雄性鼠给予60 mg/kg 的棒状杆菌或盐水静脉注射。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。