查询词典 sulfur

As noted, a primary cause of acid precipitation is sulfur dioxide emissions.

正如所指明的，酸性降落物的主要原因是硫，二氧化物的排放。

Sulfur dioxide is one of the main causes of acid rain.

二硫化物是形成酸雨的主要原因之一。

Batch experiments involved the inoculation of acidophilic Thiobacilli and addition of elemental sulfur as their substrate.

序批式试验结果表明，淋滤处理8d，Cr的溶出率可高达100%(污泥中铬的原始浓度为14519mg/kg)。

The oxidation of added sulfur by acidophilic Thiobacilli decreased sludge pH value which caused the solubilization of Cr from tannery sludge.

研究表明，生物淋滤法去除制革污泥中铬主要是通过嗜酸性硫杆菌的新陈代谢使介质酸化而实现的。

Sulfur recycle catalyst activeness decline reason and its preventive measures are analyzed.

分析了硫磺回收催化剂活性衰退的原因及防止措施。

In addition, the sulfur compound reduced N-nitrosomorpholine's ability to alter DNA, the genetic material present in cells.

此外，降低硫化合物N-亚硝基能力改变的DNA，存在于细胞的遗传物质。

The results showed that clean diesel fuel with sulfur content less than 10 g/g and cetane number more than 51 could be produced by MHUG technology with good feedstock adoptability.

结果表明，采用MHUG技术可以生产得到硫含量小于10gg-1、实测十六烷值51以上清洁柴油产品，且对各种原料构成方案均有良好的适应性。

The average relativeerror was 3.63%, less much than mostly used group-contribution methods for alkyne, chlorine derivative, iodine derivative, especially for alkane, bromine derivative, aromatic hydrocarbon, alicyclic hydrocarbon and sulfur-containing organic compounds.

对4068种有机物的正常沸点进行了估算，其平均相对误差为3.63%，总体估算精度明显优于相比较的基团贡献法，对炔烃、氯衍生物、碘衍生物，尤其是对烷烃类、溴衍生物、芳烃、脂环烃和含硫化合物的估算误差明显减小。

Study was carried out on effects of applying sulfur on alkali soil pH in Tobacco Plating field.

土壤酸碱度是影响土壤养分、形态和有效性的主要因素之一；pH值过高或过低影响矿质元素的吸收，从而影响烟株体内代谢过程，推迟烟株的生长发育[1-6]。

Changes to FCC gasoline cutpoints and the possibility of blending by dilution (adding components such as ethers or alkylate) can be used to meet a sulfur or olefin specification for individual gasoline grades if a preliminary blend is already close to the specification and the refinery desires to increase total gasoline production.

对FCC 汽油cutpoints 的变动和混和的可能性由稀释(增加组分譬如以太或烷基化)可能使用符合各自的汽油等级的硫磺或烯烃规格如果初步混合已经是紧挨规格和精炼厂渴望增加总汽油生产。

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。