碲

The electron correlation in heavy metal tellurium clusters is studied at the level of HF and CCSD.

在HF和CCSD水平上研究了重金属碲化物团簇M2Te的电子相关作用。

Elements such as tellurium and selenium, which are both chemically similar to sulfur, act as inclusion modifiers in resulfurized steels.

元素碲、硒等，都是相似的，包含硫，在钢中有两个主要磷效果。

The research goal of the dissertation is to find a new process with many advantages including adaption to chemical composition change of the slag, short process, simpley operation, high tellurium recovery ratio and stable product quality.

本课题研究的目的是研究确定一条对原料成分的变化适应性强、工艺流程短、操作简单、碲回收率高和产品质量稳定的新工艺流程。

Catalyst The catalyst consists of oxygenated compounds of tellurium, cerium and molybdenum supported on a microspheroidal silica carrier.

催化剂。催化剂由支持在微球形二氧化硅载体上的碲、铈和钼的氧化混合物构成。

A radioactive metallic_element that is similar to tellurium and bismuth; occurs in uranium ores but can be produced by bombarding ''.

一种放射性金属元素，类似碲和铋，见于铀矿，但能通过用中子轰击铋的核反应制造。

Conversely, the more expensive tellurium copper collets and collet bodies have better heat resistance on higher amperage applications.

反之，价格昂贵、碲铜夹头夹头机构更好耐热高电流应用。

Tetradymite is the most important ore-forming mineral in the deposit.

在该矿床中，辉碲铋矿作为一种最主要成矿矿物而大量堆积。

This thesis mainly focused on the sidearm effects in catalytic Wittig-type olefination and catalytic asymmetric 1, 3-dipolar cycloaddition between nitrones and alkylidene malonates.

本文主要研究了催化的叶立德烯基化反应及催化的不对称1，3偶极加成反应中的边臂效应。在论文的第一部分，我们设计、合成了聚乙二醇负载的烷基碲化合物33(Bu-Te-PEG-Te-Bu)。

Experimental conditions that a great deal of copper matrices were separated as well as trace Se and Te were concentrated in ammoniacal solutions by co-precipitation separation were studied.

研究了采用共沉淀分离手段在氨性条件下分离大量铜基体并富集痕量硒、碲杂质的实验条件。

The results indicates that the glass transition temperature T(subscript g increases, the intensity of exothermal peaks decrease, the thermal stability of the tellurite glass improves, and TeO3 trigonal pyramids transform into TeO4 trigonal bipyramid, when other metal oxides such as TiO2, BaO and WO3 were introduced and the content of TeO2 was fixed.

结果表明，在TiO2的含量一定时，引入其他金属氧化物TiO2、BaO和WO3，玻璃转变温度升高，放热峰强度减弱，碲酸盐玻璃的热稳定性提高。而Raman光谱表明，随着其他金属氧化物的引入，玻璃网络结构中的TeO3三角棱锥体向TeO4双三角锥体转化。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。