Comparison of methods for detecting soil moisture

Soil moisture is an important physical parameter of soil. It has extremely important significance for plant growth, survival, and net growth. At the same time, soil moisture status is a comprehensive reflection of natural conditions such as climate, vegetation, topography, and soil facto

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Lithium battery is not used as long as it is used

Some friends say that lithium batteries do not need to be strictly charged and discharged, just use them as you like. This is actually wrong. According to the advice of Russian experts, it is best to use a deep discharge of the battery when it is used for one month, that is, to use the remaining ele

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Counterbalance valve is a special function of the valve

Balance valve is a special function of the valve, it has a good flow regulating characteristics, the relative flow and the relative opening of a linear relationship. Accurate valve opening instructions, the minimum reading of the valve full opening of 1%. Reliable opening lock memory device, the val

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