查询词典 impregnation

Based on the optimum variables of the impregnation got in the experiment, the daily design production of mechanical pulp of rice straw and the special characters of rice straw compared with the wood chip, the design of impregnator was finished by the process including calculation, structure design , check, selecting type etc.

设备设计部分，以工艺实验确定的最佳浸渍工艺参数为依据，根据日产40吨稻草机械浆的设计产量，并考虑到稻草的特有的属性，通过计算、结构设计、校核、选型等工作完成本论文的设备研制。

The catalysts were prepared by impregnation and precipitation method, and the active carbon,γ-Al2O3, silica and kieselguhr were selected as the carriers of catalyst. the effects of reaction conditions, such as reaction temperature, types of solvents, and types of hydrogen donors were investigated, It was found that the Pd/C catalyst was the best one, and its proper reaction conditions were also obtained as follow: sodium formate as hydrogen donor, water as solvent, reaction temperature of 70℃ and reaction time of 2.5h.

以活性炭、γ-Al2O3、硅胶和硅藻土等为载体，分别采用浸渍法和沉淀法制备了催化剂，对于反应温度、溶剂及氢供体的种类等反应条件的影响进行了研究，发现以沉淀法制备的Pd/C催化剂是对转移加氢最有效的催化剂，初步确定了适宜的反应条件为以甲酸钠作氢供体、水作溶剂及70℃反应2.5h等。

Pd-Pb-Bi/ CaCO3 catalysts were prepared by impregnation for the selective hydrogenation of dehydrolinalool to linalool. The activity of the catalysts with different Pd content was inspected.

采用浸渍法制备了Pd-Pb-Bi/CaCO3催化剂，考察了钯质量分数对催化剂活性的影响，并对催化剂加氢性能进行了评价。

Pb and Fe as promoters, Pd/CaCO3 Lindlar catalysts were modified by impregnation method of fractional steps on unique supports. The new catalysts were prepared for one-step oxidative esterification of methacrole to continuously synthesis methyl methacrylate.

以Pb、Fe为助剂用分步浸渍法在特制的载体上改性Pd/CaCO3催化剂，制备了用于甲基丙烯醛一步氧化酯化液相连续法制备甲基丙烯酸甲酯的新型催化剂。

The conditions and mechanism of Zn2+ loaded on zeolite 13X and alumina werestudied by the orthogonal test. A series of desulfurizing adsorbents were prepared withzeolite 13X, alumina and 5A molecular sieves loaded with Zn2+ and Cu2+ by themethod of impregnation at ambient termperature and desulfurizing capability of thosewere investigated in model gasoline.

采用正交试验的方法，研究锌离子在 13X 和活性氧化铝上负载条件及锌离子负载机理，并采用室温浸渍法，将锌离子和铜离子负载于 13X 分子筛、活性氧化铝、5A 分子筛上，制备了一系列改性型的脱硫吸附剂，考察了这些脱硫吸附剂在汽油模拟体系中的脱硫性能。

Supported tungsten phosphide catalysts were prepared by mixing and co-impregnation method.

并采用各种现代分析手段对合成的无负载和负载型WP催化剂进行了表征。

The precursors of nickel phosphide and molybdenum phosphide catalysts were prepared by co-impregnation method.

过渡金属磷化物被认为是一种高活性、高稳定性和具有抗硫中毒性能的新型催化材料。

Undertake the pinprick felt after impregnation extruding, achieve the hardness of the requirement and ply.

将浸胶后的针刺毡进行挤压，达到要求的硬度和厚度。

To decrease the cost of C/C composites, the surfactants are used to improve the impregnation performance of coal tar pitch.

为降低C/C复合材料制造成本，采用表面活性剂对煤沥青进行改性。

Keywords: Impregnation; coal tar pitch; carbon yield

要害词：浸渍；煤沥青；产碳率

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。