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1. Gas thermometer: use hydrogen or helium as the temperature measurement material, because the liquefaction temperature of hydrogen and helium is very low, close to absolute ze...

A measuring tool is a tool for measuring a certain property. Includes length, temperature, time, mass, force, current, voltage, resistance, sound, radio, refractive index and av...

A hammer is a tool that strikes an object to move or deform it. Most commonly used to drive nails, straighten or knock objects apart. Hammers come in a variety of forms, the mos...

The small angle grinder is a power tool that we often use in our daily life, but the maintenance of the angle grinder is usually ignored, so I remind everyone that maintenance i...

An angle grinder (grinder), also known as a grinder or a disc grinder, is an abrasive tool used for cutting and grinding FRP. Angle grinder is a kind of hand-held power tool tha...

A water pump is a machine that transports or pressurizes a liquid. It transmits the mechanical energy of the prime mover or other external energy to the liquid to increase the l...

Dingqi High quality products Spary Gun

The first online promotion activity of the 129th Canton Fair kicked off at the end of March. New Zealand became the first stop for the grand expo to promote itself across the gl...