查询词典 oxide

Diamino-3,5-dinitropyridine and 2,6-diamino-3,5-dinitropyridine-1-oxide was reacted with aqueous ammonia and KMnO4 under different conditions. Substitutions in the 4 position to the nitro group were obtained with high yields: 2,4,6-triamino-3,5-dinitropyridine (81.5%) and 2,4,6-triamino-3,5-dinitropyridine-1-oxide (85.4%).

以氨水为胺化剂，KMnO4为氧化剂，在不同反应条件下实现2，6-二氨基-3，5-二硝基吡啶和2，6-二氨基-3，5-二硝基吡啶-1-氧化物4位的氧化胺化反应，目标化合物2，4，6-三氨基-3，5-二硝基吡啶和2，4，6-三氨基-3，5-二硝基吡啶-1-氧化物的收率分别达到81.5%和85.4%。

In addition, oxide of sulfur and oxide of nitrogen are produced in the chemical recovery furnace.

另外，在化学回收炉中还产生硫的氧化物和氮氧化物。

A research of reduction of nitrogen oxide using gold catalyst supported on cobal-tosic oxide was conducted.

在以四氧化三钴为载体的金催化剂上，进行了一氧化氮还原反应的研究，催化剂采用共沉淀法制备。

Nitrous oxide:Inorganic compound, one of the oxide s of nitrogen.

氧化亚氮：化学式N2O。无机化合物，为氮的一种氧化物。

Nitrous Oxide: Nitrous oxide is about 300 times more potent as a global warming gas than carbon dioxide.

氧化亚氮：一氧化二氮大约是300倍，更有力的作为一个全球气候变暖的气体比二氧化碳。

Nitrous oxide is an important greenhouse gas and agricultural soil is a major source of nitrous oxide emission.

氧化亚氮(N2O)是一种重要的温室气体，农田土壤是其排放的重要源。

Objective:The purpose of this study was to evaluate the level of nitric oxide secreted by alveolar phagocyte and the activity of nitric oxide synthase in lung tissue after the ischemia-reperfusions in rat's small intestine.

目的：观察大鼠肠缺血再灌注后肺泡巨噬细胞活化分泌NO及肺组织内NOS的变化。

Cuprous oxide (Cu2O) is a direct band gap semiconductor with optical band gap energy of 2.0 - 2.5eV. It is a non-stoichiometric p-type semiconductor. The attractiveness of cuprous oxide as a photovoltaic materials because of its high absorption coefficient in visible regions, non-toxicity, abundantly available starting material on the earth and low cost producibility.

氧化亚铜为直接能隙P型半导体材料，是属於一种非化学计量比缺陷半导体(non stoichiometric defect semiconductor)，光学能隙值约在2.1-2.5eV之间，具有低制造成本、无毒性、起始材料在自然界中含量丰富等优点，并且在可见光范围内具有相当高的光吸收系数，因此主要的应用可用来制造太阳能电池元件。

An upper base (1) of the reaction device is coaxially arranged into a water cooling sleeve (2); the connection of the upper base and the water cooling sleeve is welded and sealed to form a water cooling chamber; an anode current collecting Pt net (12) is used for collecting current from the anode of a button-typed solid oxide fuel battery (16); two ends of an anode current collecting Pt wire (15) are respectively used as an reference electrode and a testing electrode; the temperature measuring point of a temperature measuring thermal-couple (17) and the button-typed solid oxide fuel battery (16) keep in the same height; the bottom of an anode chamber pipe (6) is inserted into the upper hole of a lower base (43); the lower surface of a quartz sand sintering plate (42) is provided with a carbon fuel thermal-couple (56); all pipes and sealing heads (46) are hermetically connected with each other.

该反应装置上底座(1)同轴放入上水冷套(2)中并对连接处焊接密封形成水冷腔体；阳极集流铂网(12)用于从纽扣式固体氧化物燃料电池(16)阳极上收集电流，阳极集流铂丝(15)两头分别用作参比电极和测试电极；测温热电偶(17)测温点与纽扣固体氧化物燃料电池(16)保持同一高度；阳极腔体管(6)底部插入下底座(43)上部孔中；石英砂烧结板(42)下面布置碳燃料热电偶(56)；所有管件与封头(46)连接密封。

Quicklime is calcium oxide or calcium-magnesium oxide.

生石灰是氧化钙或钙镁氧化物。

But GST= 0.156, Nm=1. 588. As a result, the foundation of Youyongchi Avicennia marina population was the result of the migration of hypocotyles and human factors.

这项工作可以为海岸防护林中新引进种类的判定以及为研究种群建立者效应方法的确定提供科学依据。

The two-dimensional CDRC-ADI-FDTD update equations for collision unmagnetized plasma are induced. The unconditional stability of the CDRC-ADI-FDTD formulation for collision unmagnetized plasma is obtained by the examples.

推导了碰撞非磁化等离子体中的二维CDRC-ADI-FDTD迭代公式，并用算例验证了碰撞非磁化等离子体CDRC-ADI-FDTD算法也是无条件稳定的。