查询词典 ions

All the experiments affirmed that doping copper ions could help in improving absorbent properties and the Cu-doped manganate ion-sieves were applicable absorbent in lithium extraction in brine.

实验证明掺杂铜元素能够有效提高锰酸盐型锂离子筛的交换性能，掺杂铜元素的锰酸盐型锂离子筛是一种有希望能从盐湖卤水中提取锂资源的吸附剂。

In order to obtain the high MR value at the room temperature in a low applied magnetic field, several methods have been employed to modify the structure of the compounds, such as introducing the substituting ions or the interstitial atoms into this manganite matrix.

人们致力于通过掺杂、填隙等方法改变材料内部的结构，研究它的电磁输运性质，同时期望在较高的温度以及较小的外加磁场下得到较大的磁电阻效应。

Quantitative analysis of the EXAFS spectra showed that, in a 0 1mol/L NaNO 3 solution of pH 7 5, Zn was adsorbed onto the solid surface by sharing the oxygen atom in the hydrous Zn 2+ ions and in the structural unit MnO 6 on the manganite surface.

结果表明，Zn 水锰矿体系中(pH 7 5 ，0 1mol/LNaNO3 介质，2 5℃)，Zn2 +主要是通过共用水合Zn2 +的O原子及水锰矿表面上的O原子形成Zn—O键，从而结合到水锰矿固体表面上的。

Quantitative analysis on the EXAFS spectra showed that Zn was adsorbed onto the solid surface in form of octahedral hydrated Zn ions, which were linked to the octahedral Mn06 of manganite by sharing oxygen atoms, with an average bond length R(subscript Zn-O)=(2.01±0.01)×10^(-10) m.

EXAFS结果表明，Zn主要是通过共用水合Zn离子的O原子及水锰矿表面上的O原子形成Zn-0键，从而结合到水锰矿固体表面上，其平均Zn-O原子间距为(2.01±0.01)×10^(-10)m。

Zn~(2+) had a relative lower toxic effect on the conchocelis among the five heavy metal ions in this experiment, when the concentration was up to 60μmol/L and time was after 48 hours, its slightly negative effect on the conchocelis came into effect, chlorophyll a content, soluble protein content, mannite content, POD activity started to decrease and MDA content began to increase.

Zn~(2+)在实验所采用的五种重金属离子中毒性较弱，对藻体造成的抑制影响较小，当浓度升至3.9mg/L、时间加长到48h时出现极微的抑制作用，叶绿素a含量、可溶性蛋白含量、甘露醇含量、POD活性下降，丙二醛含量升高。

This paper takes conchocelis of Porphyra yezoensis as experiment material, analyzes the toxicity of heavy metal ions on 6 parameters of chlorophyll a content, soluble protein content, mannite content, peroxidase activity, malonaldehyde content and the growth of conchocelis. In experimental conditions, samples were exposed to mercuryHg~(2+, copperCu~(2+, cadmium Cd~(2+, plumbumPb~(2+ and zincZn~(2+ at different concentrations and were taken after exposure for different hours.

本文以条斑紫菜丝状体为实验材料，测定条斑紫菜丝状体中叶绿素a含量、可溶性蛋白含量、甘露醇含量、过氧化物酶活性、丙二醛含量及藻体生长情况6项生理生化指标，研究分析了不同处理浓度和不同培养时间下重金属离子Hg~(2+)、Cu~(2+)、Cd~(2+)、Pb~(2+)、Zn~(2+)对条斑紫菜丝状体的毒性效应。

"Mass spectroscopy A mass spectrometer uses electrical means to detect the sorted ions, while a mass spectrograph uses photographic or other nonelectrical means; either device is a mass spectroscope."

质谱计利用电场来检测分类好的离子，质谱仪则用照相或其它非电的方法来检测；两种设备都是质谱测定仪。

A linear time-of-flight mass spectrometer was coupled to the laser system and used to detect the ions produced.

激光与分子作用后产生的离子由一台直线式飞行时间质谱仪检测。

The mass spectrum of the analyzed ions can be achieved by scanning the amplitude of the RF voltage.

的稳定性中所具有的特性，可实现离子的质谱扫描。经过五十多年的发展，四极杆质谱仪已成为一种技术

Since ionic liquids are composed from ions you usually observe one or the other ion depending on the mode used to record the mass spectrum.

因为离子液体是由离子组成的；你通过质谱观察到的通常决定于你使用的模式。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。