On-load tap changer is an important part of transformer.It is playing an important role in voltage regulation, and its safe Anti-Aging and stable operation affects the reliability of power supply of the power grid.The tap changer has to maintenance after a certain number of operations.In the maintenance process, there are problems such as long time
Despite widespread perception to the contrary, training in process chemistry research Heart Rate Ring can be incorporated seamlessly into the academic environment.The challenges and benefits associated with establishing a process research laboratory at the University of Zurich are discussed, and this program is presented as a successful model for e
Daryl S Spinner,1 Julie Birt,2 Jeffrey W Walter,1 Lee Bowman,2 Josephine Mauskopf,1 Michael F Drummond,3 Catherine Copley-Merriman11RTI Health Solutions, Research Triangle Park, NC, USA; 2Eli Lilly and Company, Indianapolis, IN, United States; 3University of York, York, UKBackground: Health-technology assessment (HTA) plays an important role in inf
Background:Neurovascular compression syndromes including trigeminal neuralgia (TN) and hemifacial spasm (HFS) are caused by neurovascular conflicts at the root entry zone of the corresponding cranial nerves in the posterior fossa.Microvascular decompression (MVD) is the best choice for the treatment of TN and HFS.An accurate delineation of the resp