Home PV power station: It takes ten years to invest 25,…

**Abstract** Mr. Fang, a resident of Jiuting Community in Songjiang, has become known as the “crab-eater” of Shanghai’s distributed power grid due to his early adoption of a photovoltaic (PV) system. Last year, following the release of the State Grid Corporation of China’.....

Home PV power station: It takes ten years to invest 25,…

**Abstract** Mr. Fang, a resident of Jiuting Community in Songjiang, has become known as the “crab-eater” of Shanghai’s distributed power grid. He was among the first to apply for and connect his rooftop photovoltaic system to the grid, following the State Grid Corporation of Ch.....

The difference between common floor in the computer roo…

Anti-static floor: In general, an anti-static floor refers to a raised floor with an anti-static surface layer. It is commonly used in standard computer rooms where air supply requirements are moderate or low. This type of flooring focuses on its static control performance and the conditions of th.....

Lathe function standard part digital preset system

A set of menus is automatically integrated into the new column of the original AntdCAD system menu—specifically, the "Fixture Standard Parts" menu. This allows users to test the "Shanghai Blade" menu directly within Auto-CAD R14. The fixture standard parts can be easily selected during the dr.....

Cause Analysis and Preventive Measures of Porosity and …

Welding porosity refers to the small cavities or holes that form in a weld due to trapped gases within the molten pool before the metal solidifies. These gases can originate from external sources, such as contaminants on the base material, or they can be produced during the welding process through .....

Cause Analysis and Preventive Measures of Porosity and …

Welding pores are small cavities formed when gases trapped in the molten weld pool fail to escape before the metal solidifies. These gases can originate from external sources, such as contaminants on the base metal or filler wire, or they can be produced internally during the welding process due to.....

Curtain rod selection tips

In a modern home, the style of interior design is expressed through various aesthetics, and attention to detail has become more important than ever. One key element that often gets overlooked is the curtain rod. As a primary source of natural light, choosing the right curtain fabric goes hand in han.....