那么请大家来告诉我亚硫酰氯中,的硫原子应该有多少形式电荷?
So why don't you tell me what the formal charge should be on the sulfur atom of thionyl chloride?
主要对采用微波真空与真空联合干燥法得到的高硫代亚磺酸酯含量大蒜粉的生物活性进行了研究。
To study on the biological activity of garlic powder with high thiosulfinates content which was produced by microwave-vacuum drying combined with vacuum drying method.
亚共晶铝硅合金的变质元素除钠以外,还有锶、碲、钡、锑、钾、稀土、硼、硫等。其中,应用较多的是含钠和锶的变质剂。
The modifying elements used in hypoeutectic Al Si alloys, besides Na, there are also Sr, Te, Ba, Sb, K, RE, B, S, etc.
新颖的咪唑亚硫衍生物,它们的制备方法,所得的新中间体,作药剂的使用以及含其药物组合物。
Sulphurous derivatives of imidazole, their preparation process, intermediates obtained, their use as medicaments and pharmaceutical compositions containing them.
华盛顿哥伦比亚特区华盛顿卡内基研究所的地球化学家道格拉斯·朗布尔说,其中的硫是“非常重要的”。
The sulfur is "critically important, " says geochemist Douglas Rumble of the Carnegie Institution of Washington in Washington, D. C.
目的以正常大鼠组织匀浆、肝亚细胞及给药小鼠肝匀浆、血清等为材料研究6 苯硫基2乙基3羟基4(1H)吡啶酮(HDP)的抗氧化作用。
AIM To study anti oxidation of 6 phenylthio 2 ethyl 3 hydroxy 4(1H) pyridinone (HDP) in tissues homogenates, livers subcellular and in serums from mice.
硫的含量多少因地而异,比如宾夕法尼亚的某些原油硫含量按重量计约为0.05% ,中东原油平均约为2% ,而尼日利亚或墨西哥的重质原油为5%甚至更多。
This can vary from about 0.05% by weight, as in some Pennsylvanian crudes. to about 2% in an average Middle East crude. and to 5% or more in heavy Nigerian or Mexican crudes.
其中植物亚系统中,93.7%的硫累积在根中。
The 93.7 % of total S was accumulated in roots in the plants.
收获后用乐果或倍硫磷浸泡已作为检疫处理方法,用于对付澳大利亚危害西红柿和南瓜的害虫。
Post-harvest dips using dimethoate or fenthion are accepted quarantine treatments against insects from Australia infesting tomatoes and cucurbits.
为了阐明这些有争议的发现,我们采用了一种新的亚硫氰酸盐测序工具来确定。
In order to clarify these controversial findings, we developed a new bisulphite sequencing protocol to determine the methylation status of p16.
为了阐明这些有争议的发现,我们采用了一种新的亚硫氰酸盐测序工具来确定。
In order to clarify these controversial findings, we developed a new bisulphite sequencing protocol to determine the methylation status of p16.
应用推荐