4. Cheap price. This is naturally one of the requirements in every field.
Whether the price is cheap or expensive depends on a number of factors. The
main ones are: the complexity or simplicity of the construction, the low cost of
the material used, and so on. It is well-known that the lower the price, the better.
5. Simplicity of construction. This requirement is also important. The
simplicity of the material, the simplicity of the principle of operation, the
simplicity of repair make it a great convenience for any fuel consumption
sensor.
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