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Symptomatic care: baby vaccinated, 24 hours may appear low-calorie, vaccination site appear red and swollen, and the following reaction, is normal phenomenon, parents as long as careful symptomatic care, baby will recover soon.
However, some parents may find it troublesome to run a hospital for such a small thing, so they get the baby. In fact, it's dangerous. First, because there are no ear lamps in the general family, parents can only follow the feelings, which can easily cause local damage. The second reason is that many babies haven't learned to cooperate, and may move around. Three, once in the process of digging the ear, accidentally have a force impact, such as someone accidentally touching the mother's hand, and so on, could Pierce the eardrum.
Reverse flushing can be done automatically: the backwash is done by hydraulic valve opening and hydraulic cylinder pistons, which are controlled by the backwash controller. The anti-flushing controller can accurately control the hydraulic valve and hydraulic cylinder according to the differential pressure value from the filter inlet and outlet, and the power of the controller comes from the pressure of the line itself.
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