查询词典 oxide

The negative differential resistance characteristic equation of single electron transistor and metal oxide semiconductor hybrid structure SETMOS is simplified by fitting method. And a new approach is proposed for designing multi-scroll chaotic circuit with SETMOS.

利用拟合法简化了单电子晶体管与金属氧化物半导体混合结构器件——SETMOS的负微分电阻特性方程，提出了由SETMOS设计多涡卷混沌电路的方法。

Firstly, the preparation and characterization of graphite oxide have been discussed.

首先，本文论述了氧化石墨的制备和表征。

To examine the microvascular actions of tanshinone IIA researchers applied it topically to the hamsters' cheek pouch or mice cremaster muscles to achieve the final concentration of one μg/ml or five μg/ml. After the application of tanshinone IIA, the experiment was continued for an additional 60-minute period in order to measure arteriolar diameter and peri-arteriolar nitric oxide concentration.

为研究丹参酮ⅡA对微血管的作用，研究者将丹参酮ⅡA应用于金仓鼠颊囊以及小鼠睾提肌使局部血管内药物浓度达到1μg/ml和5μg/ml，实验继续进行60分钟后测量微动脉管径及外周微动脉中一氧化氮浓度。

To examine the microascular actions of tanshinone IIA researchers applied it topically to the hamsters' cheek pouch or mice cremaster muscles to achiee the final concentration of one μg/ml or fie μg/ml. After the application of tanshinone IIA, the experiment was continued for an additional 60-minute period in order to measure arteriolar diameter and peri-arteriolar nitric oxide concentration.

为研究丹参酮ⅡA对微血管的作用，研究者将丹参酮ⅡA应用于金仓鼠颊囊以及小鼠睾提肌使局部血管内药物浓度达到1μg/ml和5μg/ml，实验继续进行60分钟后测量微动脉管径及外周微动脉中一氧化氮浓度。

This conclusion is supported by:(1) typical red color, whatever it is shale, marlstone, chert, and or limestone, with their matrix rich in patches of Fe oxide.

通过沉积学、古生物学、沉积地球化学等研究表明，藏南上白垩统海相红层床得组为底层水高度氧化的沉积环境。

The correct factor in metronidazole which is free of ethylene oxide,chloroform was used as internal standard.

用模拟基质进行校正因子的测定，以氯仿为内标测定甲硝唑中的环氧乙烷。

Propylene oxide is an important chemical intermediate. At present, the industrial production of PO includes mainly Chlorohydrin process and Halcon process.

环氧丙烷是一种重要的工业原料，目前工业上生产环氧丙烷的方法主要有两种：氯醇法和Halcon法。

The further development of conventional industrial processes of propylene oxide using the chlorohydrin route or oxirane technology is limited due to environmental pollution and its high production cost,so that the demand of exploring novel,economical and clean technologies for PO production becomes important.

环氧丙烷传统的工业生产方法如氯醇法路线或共氧化技术由于环境污染或成本较高等原因阻碍了其进一步发展，开发既清洁又经济的绿色合成技术是环氧丙烷工业今后的发展方向。

The alkali cellulose is then treated with chloromethane and propylene oxide to produce methylhydroxypropyl ethers of cellulose.

碱性纤维素然后被氯代甲烷和丙烯氧化物处理生产出甲基羟丙基纤维素。

The preparing process is described as follows:(1) the raw materials are dispersed in the solvent;(2) the solution is arranged between two electrodes;(3) alternating current with a voltage of 5 V-100V and a frequency of 10Hz-1000Hz is applied to both ends of the electrodes for 5minutes to one hour;(4) the product obtained after being washed with deionized water and pump filtrated or after centrifugal treatment is dried by being heated to 40 centigrade to 100 centigrade to get the nanometer grain, wherein the raw materials in the first step are micrometer materials or nanometer materials such as sulphide, selenide, telluride and oxide; without special requirement on shape or appearance, the materials can be in the shape of a rod, a fork, a star, a block or a sphere; the solvent in the first step can be water, ethanol, acetone, benzene or tetra chloromethane.

步骤为：1将原料分散于溶剂中；2使制成的溶液处于两电极之间；3在电极两端的加交流电，电压为5V-100V，频率为10Hz-1000Hz，时间为5min-1h；将产物用去离子水洗涤、抽滤，或进行离心处理后；4将所得到产物加热到40～100℃进行干燥，得到纳米颗粒。步骤1中原料为硫化物、硒化物、碲化物、氧化物等微米或纳米材料，其形貌不限，可以为棒状、枝状、星状、块状、球形等多种形状。步骤1中的溶剂可以为水、乙醇、丙酮、苯或四氯化碳。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。