A high-efficiency high step-up DC-DC converter is proposed for fuel cell power systems. The proposed system consists of an input-current doubler, an output-voltage doubler, and an active-clamp circuit ...

When you use the click-Shift-click combination, the first cell you select remains active. To activate a different cell in the same row of the selection, press Tab and Shift+Tab. To move up and down ...

The right-click input in Microsoft Excel is more useful than you might think. It gives you access to many commands and ...

COPENHAGEN, DENMARK, June 17, 2025 / EINPresswire.com / -- OfficeReports has released a major update to Calculo, its Excel-based survey analysis tool, introducing Drag & Drop Crosstabs.

In Copenhagen, analysis and reporting software firm OfficeReports has announced a major update to its Calculo Excel-based survey analysis tool, which now features Drag & Drop Crosstabs. Users can now ...

It has gradually developed into an undisputable fact that sharkskin surface has the obvious drag reduction effect compared with the absolutely smooth skins, and it has been put into application widely ...