- 更多网络例句与甲醇化物相关的网络例句 [注:此内容来源于网络,仅供参考]
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There are many types of fuel cells such as Metal hydride, Alkaline, Direct methanol fuel cell and etc with different characteristics.
有许多类型的燃料电池,如金属氢化物,碱性电池,直接甲醇燃料电池等具有不同的特点。
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Properties: colorless needle-like crystals, melting point 105 ~ 106 ℃, optical rotation +51 °(c = 0.978, chloroform), other reports shows that by ethanol recrystallization the melting point 104 ~ 105 ℃, methanol re - the formation of solvate crystal melting point 84 ℃.it is Soluble in acetone, chloroform, insoluble in ether, petroleum ether, insoluble in water.
性质:无色针状结晶,熔点105~106℃,旋光度+51°( c=0.978,氯仿),还有报道经乙醇重结晶熔点104~105℃,经甲醇重结晶形成的溶剂化物熔点84℃。易溶于丙酮、氯仿,难溶于乙醚、石油醚,不溶于水。
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Treated by transesterification with methanol to 60% of the theoretical extent and esterified with maleic anhydride,then oxidized by air with supported metal stearate catalyst at 80 ℃ for 4-6 h and sulphited by sulphite,a novel combined sulphited fatliquoring agent is obtained from rape oil.
对菜油进行甲醇酯交换反应,反应程度控制在理论值的 6 0 %,然后用顺丁烯二酸酐酯化酯交换产物。这种酯化物在负载型金属皂的催化下,用空气进行氧化,温度 80℃,时间 4~ 6h。
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Antibacterial deodorizes : The bamboo coal's charcoal structure is compact, the proportion is big, the holes are many, the mineral substance content is rich, therefore has the very strong adsorption resolution capability, to the air sulfide, the nitride, the methyl alcohol, the benzene, the phenol, the chloroform and so on organic pollutant or the harmful chemical substance, can display the outstanding absorption and disappear the smelly function.
六:抗菌除臭:竹炭的炭质结构非常致密、比重大、孔隙多、矿物质含量丰富,因此具有很强的吸附分解能力,对空气中的硫化物、氮化物、甲醇、苯、酚、三氯甲烷等有机污染物或有害化学物质,均能发挥优异的吸收和消臭功能。
- 更多网络解释与甲醇化物相关的网络解释 [注:此内容来源于网络,仅供参考]
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metal alcoholate:醇化物;醇淦[旧][醇分子中羟基的氢被金属原子取代的化合物,例如甲醇(化)钠]
membrane system 隔膜法[电泳] | metal alcoholate 醇化物;醇淦[旧][醇分子中羟基的氢被金属原子取代的化合物,例如甲醇(化)钠] | metal complex 金属络合物
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methylated:含甲醇的
甲醇化物 methylate | 含甲醇的 methylated | 加甲基作用;甲烷化 methylation