查询词典 argon

" Noble gas:Any of the six chemical elements that make up the rightmost group of the periodic table as usually arranged: helium, neon, argon , krypton, xenon, and radon."

稀有气体：通常排列在周期律中最右边一族的六种化学元素：氦、氖、氩、氪、氙和氡。

Methods Retinal photocoagulation by semiconduct laser,frequency doubled laser and argon laser were performed on 72 pigmental rabbits.

方法青紫蓝兔72只，随机分组后分别行514nm氩离子激光、532nm倍频激光和810nm半导体激光的视网膜光凝。

Triethylamine and piperidine were distilled from CaH2 under argon immediately prior to use.

三乙基氨和哌啶从CaH2被蒸馏了在氩之下立刻在用途之前。

Under the protection of purified water-free, oxygen-free argon, using Schlenk technique, the rare rarth organometallic complexes containing piperonal dimethyl acetal and dicyclopentadienyl and involving silylene-bridged fluorenyl have been synthesized.

合成了含胡椒醛二甲基缩醛基和二茂基稀土金属有机配合物。采用Schlenk技术，在干燥纯氩气保护下进行。将溴代胡椒醛二甲基缩醛基锂盐与二茂基一氯稀土（Ln：Yb，Dy，Pr，La，Sm）反应，形成5个新的文献未曾报道的稀土金属有机配合物。

The microwave test method of space reflective wave was applied to study the attenuation characteristics of differently polarized wave scattered by microwave argon plasma jet in vacuum and its influencing factors.

在真空环境中，利用空间反射电磁波测量装置，开展微波等离子体喷流对垂直和水平极化电磁波衰减的实验研究，分析不同极化电磁波在等离子体中衰减的影响因素。

Objective To investigate the value of Argon-Heliumcryoabation in the treatment of prostate disease.

目的 探讨氩氦刀在前列腺疾病中的作用。

The results indicate that heating temperature has a great influence factor on the synthesis of SiC-Al2O3 refractory composites powder, and the powder can be synthesis by adding a amount of natural graphite into pyrophyllite and heating the mixture to over 1 650 ℃ in argon atmosphere.

结果表明：加热温度对于SiC-Al2O3系耐火粉体的合成具有重要影响。通过在蜡石中添加适量的天然石墨，并将蜡石和石墨的混合物在氩气中经1 650 ℃以上温度热处理4 h，可以合成SiC-Al2O3耐火粉体。

During heating in an argon atmosphere, magnetite begins to occur at 380℃, while pyrrhotite does not occur until 535℃.

氩气环境下加热过程中，从约380℃开始即有磁铁矿生成，但直到约535℃才有磁黄铁矿的生成。

From the real object contrast of plasma lamp quartz shell and the metal halide lamp ( the Fig.2.), from the Fig.2. We can clearly see that the volume of plasma lamp shell is very smaller. In the plasma lamp sulfur has been filled in and the argon gas is used to stated the lamp.

是等离子灯石英灯球与金属卤化物灯实物对比图，它与金属卤化物灯相比要小得多；从（图2）中还可以清晰可见灯球内具有黄色的硫元素，氩气的作用是启动等离子灯。

Because a radioactive form of argon is produced by decay of a naturally occurring radioactive potassium isotope, it can be used to date rocks and samples more than 100,000 years old.

因为它是稀有天然放射性同位素钾衰变而产生的，所以可以用来测定十万年以上的岩石年龄和采样。属类：-〖化学

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。