通过分析电网电压跌落时无刷双馈式感应发电机的动态模型以及磁通量、反电动势和电流的变化;提出采用crowbar电路和串联动态电阻的......

Generation, morphology, and distribution of authigenic minerals directly reflect sedimentary environment and material so......

潘三矿深部进风井井筒受F47断层影响，应力集中，易造成井壁破坏及装载硐室失稳。为安全、高效通过该区段采取了多种注浆及复合加强支......

A two-phase numerical model coupled with heat transfer was presented to describe the radial distribution of SiC particle......

通过平板涂布培养法和Salkowski比色法对堆肥中具有产吲哚乙酸(IAA)能力的菌株进行初步筛选,并进一步利用分光光度法定量复筛其中......