Heat engine refers to all kinds of machines that use internal energy to do work. It is a type of machine power machinery that converts the chemical energy of fuel into internal energy and then into mechanical energy, such as steam engines, steam turbines, gas turbines, internal combustion engines, a......

The internal combustion engine is a kind of power machine. It is a heat engine that burns fuel inside the machine and directly converts the heat energy it emits into power.

During the working process of the heat engine, the heat released when the fuel in the heater (high temperature heat source) burns is not all absorbed by the working substance (working fluid), and the working fluid gets only part of the heat from the heater It is converted into mechanical work, and t......

Mapesen Smart WiFi Mini PTZ Camera,available from 1.5 INCH,2 INCH,2.5 INCH.Small size,but full function,to guard what you cares most.

Advantages of Mapesen Vehicle Screening Thermometer (Car thermometer) for which makes it different from other thermometer?

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