A pressure vessel is a container designed to hold gases or liquids at a pressure substantially different from the ambient pressure. Construction methods and materials may be chosen to suit the pressure application, and will depend on the size of the vessel, the contents, working pressure, mass constraints, and the number of items required. Pressure vessels can be dangerous, and fatal accidents have occurred in the history of their development and operation. http://www.lxheattransfer.com/pressure-vessel/

A substance produced and released by tumor cells often exists in tumor cells or host body fluids in the form of metabolites such as antigens, enzymes and hormones. Tumors can be identified or diagnosed according to their biochemical or immune characteristics. What are tumor markers? The biochemical properties and metabolic abnormalities of tumor cells, so there are substances with qualitative or quantitative changes in the body fluids, excretions and tissues of tumor patients. These are tumor markers. http://www.modaivd.com/all-poct-products/tumor-markers/

Rustic floor tiles are glazed tiles, which are composed of two parts: embryo body and glazed surface. Glaze is applied to the surface of the tile embryo body, and it is a kind of decorative material after high temperature and high pressure firing. Due to the deliberate grinding and irregular edges of the tile surface, the appearance of erosion over time has been created to create a sense of history and naturalness. http://www.nokanitile.com/rustic-tiles/rustic-floor-tile/

Digital direct printing machine is also known as multifunctional digital direct printing machine, short-run printing machine, digital fast printing machine, digital printing machine. It directly outputs the printed pictures from the computer by inkjet method, which can replace silk screen printing, pad printing, and transfer equipment, without plate making and color registration, and can produce higher printing quality than traditional methods. Simple operation and stable performance. The color reproduction ability is real. http://www.yssmdigitalprinter.com/digital-printing-machine/digital-direct-printing-machine/