英语人>网络例句>甲醇 相关的搜索结果
网络例句

甲醇

与 甲醇 相关的网络例句 [注:此内容来源于网络,仅供参考]

Different concentration methanol-, acetone-, ether-, and chloroform extracts of Corallina pilulifera were used to study their growth inhibitory effects on red tide microalgae Heterosigma akashiwo.

研究了不同浓度的小珊瑚藻组织4种不同极性有机溶剂(甲醇、丙酮、乙醚、氯仿)提取物对赤潮异弯藻的生长抑制作用。

However, the amounts of indole-3-carbinol and other valuable phytochemicals that could be obtained in any normal diet rich in cruciferous vegetables should be safe and useful, they said.

然而,数额吲哚甲醇和其他珍贵植物化学物质可以得到在任何正常饮食丰富,十字花科蔬菜应是安全的和有益的,他们说。

UV-B absorbing capacities of methanol and cell-bound alkali extractable phenolics were measured in leaves of potted one-year-old seedlings of Pinus massoniana, Schima superba, Cryptocarya concinna, Castanopsis fissa and Castanopsis chinensis to investigate the UV-B protecting strategy in plants exposed to full sunlight.

通过测定马尾松和荷木,及黄果厚壳桂、藜蒴和锥树叶片中甲醇提取物和细胞壁碱性酚类提取物中UV-B吸收物质的含量,以及叶片叶绿素含量和比叶面积,研究全日光强下植物对UV-B的防护策略。

The results showed that the solubility of Jatropha curcas L. seed oil in methanol in creased at the presence of methyl esters, which could enhance mass transfer.

结果表明,脂肪酸甲酯的存在可有效提高麻疯树籽油在甲醇中的溶解度,因此可在一定程度上改善传质效果

The catalytic performance of a series of supported KNO3 solid bases for the synthesis of methylcyclopentadiene via cyclopentadiene methylation with methanol was investigated.

考察了负载型KNO3固体碱对环戊二烯和甲醇的甲基化制备甲基环戊二烯反应的催化性能。

Experimental study on enhanced deaquation process for extra-heavy crude oil using dehydrant ;2. DMF refining by molecular sieve as dehydrant ;3. Hybrid catalysts composed of JC207 methanol synthesized catalyst and dehydrant (HZSM-5 zeolite or γ-Al2O3) were prepared for the synthesis of dimethyl ether.

采用甲醇合成催化剂JC207和固体酸脱水剂(HZSM-5分子筛或γ-Al2O3)混合制得合成二甲醚双功能催化剂,并在固定床反应装置中进行了活性评价,考察了固体酸脱水剂的酸性对一步法合成二甲醚的影响。

Solvent effect on the Diels-Alder reaction was analyzed with four different kinds of solvents: benzyl alcohol, cyclohexanone, toluent and decalin. The results show that the rate of the Diels-Alder reaction increased in more polar solvents and stereoselectivity of TCPD decreased.

在模拟计算基础之上,选择苯甲醇、环己酮、甲苯及十氢萘四种溶剂进行Diels-Alder反应的溶剂效应研究,考察温度、压力变化对反应速度、产物立体选择性的影响。

The manufacture of formaldehyde from the oxidative dehydrogenation of methanol is a very important industrial pro...

甲醇氧化脱氢生成甲醛是一个很重要的化工过程,对于该过程的任何改进和提高都将带来巨大的经济效益。

The structure and performance of TiO_2 and ZrO_2 supported copper catalysts for methanol dehydrogenation were investigated.

考察了TiO_2和ZrO_2担载的铜基催化剂的结构及其催化甲醇脱氢的反应性能。

The manufacture of formaldehyde from the oxidative dehydrogenation of methanol is a very important industrial process.

甲醇氧化脱氢生成甲醛是一个很重要的化工过程,对于该过程的任何改进和提高都将带来巨大的经济效益。

第73/100页 首页 < ... 69 70 71 72 73 74 75 76 77 ... > 尾页
推荐网络例句

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。

There is no differences of cell proliferation vitality between labeled and unlabeled NSCs.

双标记神经干细胞的增殖、分化活力与未标记神经干细胞相比无改变。