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S-doping in ZnO is expected to modify the electrical and optical properties because of the large electronegativity and size difference between S and O.

氧化锌搀杂硫能改善其电学和光学性能,因为大的电负性及硫和氧元素大小的区别。

Seven such esters' intermediates were synthesized facilely from GCLE via Williamson Reaction in the presence of sodium bromide.

b、C-3位含硫甲基的头孢菌素衍生物:依威廉森合成法合成了7个C-3位含硫甲基的头孢菌素酯型衍生物。

The results showed that the deposition rate increased at first , then went down with increasing concentration of thiourea or potassium iodate. The deposition rate was more significantly affected by thiourea than that by potassium iodate.

结果表明,沉积速率随硫脲、碘酸钾浓度的增大先升高后降低,碘酸钾对镀速的影响不如硫脲显著。

Pointing at fluctuant sulfur content and burning character of metallurgical quicklime sample, determining sulfur in metallurgical quicklime by combustion iodometry is improved.

针对冶金石灰试样中硫含量波动大及燃烧的特征,改进了燃烧碘量法测定冶金石灰中的硫。

Octyl mercaptan may exist in the base oil or continue to decompose to volatile low molecular mercaptan or H 2S.

辛硫醇有可能存在于基础油中,或在摩擦热的作用下继续分解生成挥发性的低分子硫醇或硫化氢挥发掉

The course of thermal reaction for iso-butyl mercaptan, di-n-butyl sulfide and di-n-butyl disulfide is free radical mechanism.

对于异丁硫醇、丁硫醚、丁基二硫化物的热反应,其热转化的途径是自由基机理。

The worn surface was analyzed with X-ray photoelectron spectroscopy, scanning electron microscopy and electron probe microanalysis.

通过与廿二酸和硫化异丁烯的对比研究发现,在廿二酸中引入硫后,氧与硫产生了明显的协同减摩抗磨及承载作用。

But the ring fragmentation of 1, 3-dithiolancycolpentyl moiety of ketene-acetals was rarely reported.

然而,对其中的环烷硫基部分——1, 3-二硫戊环的研究甚少。

At the temperature of 25℃, when thiocyanate added at 13.5mg/L and hydrogen dioxide added at 1.1 times of thiocyanate molarity the milk samples have a longer shelf life.

在25℃贮藏温度下激活乳过氧化物酶体系可以对羊乳起到保鲜效果,硫氰根添加13.5 mg/L,过氧化氢添加1.1倍硫氰根摩尔浓度时,可以较低的保鲜剂添加量,获得较好的保鲜效果,平均酸度为25.6°T。

Monazite, rutile, phosphorus and yttrium ore, tantalum and niobium ore, zircon, ilmenite and exploitation of the reserves volume ranks first in the country, Yunfu pyrite is China's largest reserves of pyrite in the sulfur content of the highest in a large-scale mine.

独居石、金红石、磷钇矿、钽铌矿、锆英石、钛铁矿的储藏量和开采量均居全国首位,云浮硫铁矿是中国硫铁矿中储量最多、含硫量最高的一座大型矿山。

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However, as the name(read-only memory)implies, CD disks cannot be written onorchanged in any way.

然而,正如其名字所指出的那样,CD盘不能写,也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口,替代木托盘,免薰蒸,符合欧盟、北美各国对出口货物包装材料的法令要求;喷涂钢托盘适用于重载上货架之用,托盘表面根据需要制作成平板状、波纹状及间隔形式,满足不同的使用要求。

A single payment file can be uploaded from an ERP system to effect all pan-China RMB payments and overseas payments in all currencies.

付款指令文件可从您的 ERP 系统上传到我们的电子银行系统来只是国内及对海外各种币种付款。