摘要: 一种涡旋流体机械,包括:固定涡旋盘;绕行涡旋盘;以及自转防止装置,所述自转防止装置用于防止所述绕行涡旋盘关于其自己的轴线转动.所述自转防止装置包括:轴承,所述轴承在所述绕行涡旋盘的支撑孔中;曲柄销,所述曲柄销将所述绕行涡旋盘连接至所述绕行涡旋盘;以及调整构件,所述调整构件被插入所述支撑孔的内周表...
This work presents frequency reconfigurable Wideband Rectangular Dielectric Resonator Antenna (RDRA) using a Machine Learning (ML) approach for 5G (Sub-6GHz) applications. The concept of ML is integrated with reconfigurable DRA for the first time. A novel approach has been proposed to obtain wideba...
本公开内容涉及光子适配器及光电组件.所述光子适配器具有用于将光子适配器耦接到光学连接器的第一正面及用于将光子适配器耦接到光电基板的第二正面.光子适配器包括多个光纤,所述光纤设置在光子适配器的第一正面与第二正面之间.光子适配器包括从光子适配器的至少第一正面突出的至少一个对准销.至少一个对准销被配置为插...
< Topic >The going out there is no danger of the excessive sucking and medicine leakage, the going out whose maintenance cost is little is ill-smelling, offers to smoke consuming manner it is ill-smelling, the smoke consuming device is offered.SolutionsIt includes with the body for dipping ...
一种催化酰胺化制备N-(3-二甲氨基丙基)丙烯酰胺的方法 本发明属于有机合成领域,具体涉及一种催化酰胺化制备N-(3-二甲氨基丙基)丙烯酰胺的方法。本发明是将丙烯酸甲酯、N,N-二甲基-1,3-丙二胺、催化剂及阻聚剂加入反应釜中,... 王玉灿,马瑛,孟明扬,... 被引量: 0发表: 0年 加载更多站...
The present invention relates to a process for the preparation of α-monomer oxide containing α-monomer oxide monocrystalline granules by transient alkali oxidation / heating through the heating of a submicron oxide raw material that can be transformed. In accordance with the present invention, the ...
This study examines the relationship between internal tournament competition and corporate ownership structure. Since sophisticated investors are more likely than nave investors to understand the value-creating incentives of internal tournaments, we expect that tournament-oriented firms will attract greater owne...