查询词典 sulfur grundum

In case the electron transfer increases the outer electron cloud density of active metal, metal catalyst would be liable to be poisoned by sulfur.

如果这种电子转移的结果使活性金属的电子云密度增加，则金属型催化剂抗硫性就会下降。

The luminescence properties were investigated with PL and PLE spectra.Emission peaks were at about 450 nm.This emission was ascribed to the recombination between the sulfur vacancy-related electron trap donor having an energy level just below the conduction band and the Ag-related hole trap acceptor above the valence band.

通过发射光谱和激发光谱对产品的光学性质进行研究，发射峰位于450 nm左右，归属于硫空位相关的电子陷阱施主和银相关的空穴陷阱受主的复合；激发峰位于333 nm左右，归属于ZnS基质的带边吸收。

It can be achieved to a good effect when plunging with cultivate sewage sludge with sulfur. The cycle of the eluviation can be shortened even without acidific.

在污泥接种时，去除污泥中重金属离子可以达到较好的效果，且有利于淋滤周期的缩短。

After methanol is taken out, the research octane number of C5 etherealization product is about 95. The alkene content is less than 35%, the sulfur content is less than 10μg/g and the aromatics content is less than 1%, it is a clean and high quality gasoline component with high octane number.

脱除甲醇后，裂解C5馏分选择性加氢后的醚化产物的研究法辛烷值为95左右，烯烃含量小于35%，硫含量小于10×10^(-6)，芳烃含量小于1%，是一种优质、清洁的高辛烷值汽油组分。

Losses in copper and sulfur in residue resulting from mechanical entrainment are calculated using Nagamori′s physical suspension exponential equation, and the mechanical loss form of copper is analysed.

利用Nagamori的悬浮指数方程对渣中铜和硫的机械夹杂损失进行了计算，分析了铜机械损失的形态。

The experimental results show that when the ratio of seven water ferrous sulfate amount: Calcium carbonate powder amount: Ferri waste residue amount =1.6∶1∶1, desulphurization effect of the obtained product is the best. Each gram of this kind of desulfurizer can completely absorb the sulfur element, which is included by 0.064 9 g five water sodium sulfide.

实验结果表明：当七水硫酸亚铁∶碳酸钙粉末∶含铁废渣=1.6∶1∶1时，制备的脱硫剂脱硫效果最好；每克脱硫剂可全部吸收0.0649g五水硫化钠中的硫元素。

The planet is probably well supplied with minerals containing combinations of magnesium, iron, silicon and oxygen ferromagnesian silicates , and combinations of iron and sulfur (troilite There may .

火星可能蕴藏了大量的含有镁，铁，硅和氧的化合物以及硫铁化合物的矿物质，可能还有一些游离铁。

About the Company for the sale of high-quality professional Velcro, the main products: Standard (up to a maximum width of 150 MM-160MM), not carding type, and sulfur-resistant, soft hook-type, soft hook Ruanjiao Type, high frequency type, Beijiao; Beijiao-high temperature, water-resistant, fire zone, with the hook of hair, hair with hook-and elastic Velcro series; special color series; cloth Moshu Tie Series; PVC plastic hook; special processing zone series.

公司简介本公司为专业销售高品质粘扣带，主要产品有：标准型（最宽可达150MM-160MM）、不梳毛型、耐加硫型、软勾型、软勾软胶型、高周波型、背胶型；高温背胶型、防水型、防火带型、勾毛同体、勾毛同面、松紧粘扣带系列；特殊色系列；魔术贴布系列；PVC塑料勾；特殊加工带系列。

For the system of industrial test for treatling 200m 3/d wastewater, the removal rate of COD reached to over 90%, and the H 2S in firedamp was finally recovered as the by-product of sulfur.

这些物质在厌氧环境下，通过硫酸还原菌的作用，产生大量硫的还原产物存在于消化液中，一方面引起设备的腐蚀，使水质产生异味；当这些物质在消化器中积累到一定浓度，就对甲烷菌产生严重的抑制作用。

In this article, the influence of sulfur content on the direct liquefaction reactivity of long flam coals was studied in the laboratory autoclave.

摘要： 利用实验室高压反应釜，研究了榆林横山樊河长焰煤中硫含量对煤直接加氢液化反应的影响。

He paid $5,000 for this cupcake.

他我这个纸杯蛋糕花了5000美元。

I mean, if you want to, that is

我的意思是，如果你们想吃的话。