查询词典 carbon

Fumaric acid-containing wastewater was pre-treated by a method of microelectrolysis of iron and carbon , with the reaction time, pH value, temperature and ratio of iron to carbon studied.

采用铁炭微电解法预处理富马酸废水，研究了反应时间、pH值、温度、铁与炭的比例对预处理的影响，试验结果表明：当反应时间180min，铁炭比3∶1，反应温度313K时，CODCr去除率35。

Iron-carbon microelectrolysis process was used in the treatment of high salinity organic wastewater.The effects of initial pH,mass ratio of iron to carbon,reaction time,aeration condition and H2O2 dosage on the treatment were explored.

用铁碳微电解法处理高盐度有机废水，考察了反应初始pH、铁碳质量比、反应时间、曝气及过氧化氢加入量等对该废水处理效果的影响。

Pretreatment of wastewater from pyrimidine production by iron-carbon microelectrolysis -Fenton oxidation process;2. The per-treatment of high strength cyclohexanone wastewater by iron-carbon microelectrolysis -coagulation process was studied, and four affecting factors,i.

研究了用铁炭微电解-混凝工艺预处理高浓度环己酮废水，通过实验确定了铁炭质量比、进水pH值、水力停留时间及曝气时间4个影响因素的最佳条件分别为：铁炭质量比为1∶2，环己酮废水进水pH为2～3，停留时间为4h且有曝气条件下，COD去除率达到55。

When the carbon microsphere s are graphitized under the protection of Ar at 2100～2600℃,closed-cell carbon microspheric form of graphitic structure is produced.

依据微胶囊化原理，用热固性线型酚醛树脂制得微胶囊，加热去除囊芯后用作先驱体，在N2保护下进行900~1100℃的碳化处理得到具有无定型碳结构的闭孔碳微球，然后在Ar气保护下进行2100~2600℃的石墨化处理，得到具有石墨结构的闭孔微球碳泡沫材料。

Temperature -196 ℃~ 680 ℃, the main valve of a carbon steel, alloy steel, stainless steel, ultra-low-carbon stainless steel, titanium, Monel, on the 20th alloys, and in accordance with the requirements of customers smelting and manufacturing.

工作温度-196℃～680℃，阀门主体材料有碳钢、合金钢、不锈钢、超低碳不锈钢、钛材、蒙乃尔、20号合金等，并可根据客户的要求冶炼和制造。

LOOK HSC6 Forks: 100% single piece monobloc carbon with directly moulded carbon dropouts.

100%全碳纤维一体式的前叉包含模组化的碳纤维勾爪。

Flower saying that "Monstera skills, and carbon dioxide away Light", which at night has a strong feature of the absorption of carbon dioxide, than other high-6 times more flowers.

花谚说，%26quot；龟背竹本领强，二氧化碳一扫光%26quot；，它夜间有很强的吸收二氧化碳的特点，比其它花卉高6倍以上。

Objective:A glass carbon electrode modified with multi-wall carbon nanotube was prepared,and the electrochemical behavior of myricetin on MWNT/GC was investigated.

目的：制备了多壁碳纳米管修饰玻碳电极，并研究了杨梅酮在MWNTs/GC上的电化学性质。

Single ozone oxidation,single active carbon absorption and ozone oxidation-active carbon absorption technology were studied in order to discuss the practicability of removal of micro-content nitrobenzol in drinking water.

通过对O3氧化、活性炭吸附和O3氧化-活性炭吸附工艺的研究，探讨O3-活性炭工艺去除饮用水中少量硝基苯的可行性。

Department of Chemical Engineering, Chengde Petroleum College, Chengde, Hebei 067000, China）Single ozone oxidation, single active carbon absorption and ozone oxidation-active carbon absorption technology were studied in order to discuss the practicability of removal of micro-content nitrobenzol in drinking water.

承德石油高等专科学校化学工程系，河北承德067000 摘要：通过对0 氧化、活性炭吸附和0 氧化一活性炭吸附工艺的研究，探讨0 一活性炭工艺去除饮用水中少量硝基苯的可行性。

By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候，里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色，卵在发育96h后卵基本全部孵化。