Abstract City developing in the sustainable manner economically, ecologically and socially is the most competitive when it meets citizens demands。 It becomes the most attractive place for life and work for residents。 At the same time, b...
Many neurological and psychiatric diseases are associated with clinically detectable, altered brain dynamics。 The aberrant brain activity, in principle, can be restored through electrical stimulation。 In epilepsies, abnormal patterns em...
Abstract This study was set out to characterize size distributions of oil mists in three workplace atmospheres of the forming, threading, and heat treatment in a fastener manufacturing industry and to assess their exposures to workers。 Pa...
Information System Development and Database Development In many organizations, database development from the beginning of enterprise data modeling, data modeling enterprises determine the scope of the database and the general content。 Thi...
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Abstract For a self-elevated jack up unit, localized failure and collapse may take place during installation phase under severe sea state conditions。 In order to minimize the loss, an innovative method is proposed and incorporated in fin...
其上装有独立的张紧的圆环状皮带（40-45,50-55）。所述圆环状皮带上设有环槽用于容纳缆绳（C），皮带由一种具有弹性的材料制成以保证牵引缆绳的同时和滚筒壁间有相对滑动，当受拉...
In high-performance servo applications a rapid and accurate torque control is desired, preferably without the use of a motion-state sensor。 The use of permanent magnet synchronous motors (PMSMs) combined with the direct torque control (DT...
Designing Stable Control Loops The objective of this topic is to provide the designer with a practical review of loop compensation techniques applied to switching power supply feedback control。 A top-down system approach is taken starting...
Keywords:Cold embossing Assembly accuracy Geometrical defect Filling ratio Bulging The precision of cold forging parts becomes critical because the process depends on many factors such as the size and complexity of the parts。 Defects nega...
