The utility model discloses an automatic closing warning venous dripping injecting device and is an instrument for the conventional therapy of a patient.
一种自动关闭报警的静脉滴注装置，是病人常规治疗的一种器械。
The utility model relates to an automatic opening and closing device of a bus door. The utility model particularly relates to an automatic sliding device of the bus door.
本实用新型涉及一种客车车门的自动启闭装置，特别是一种客车车门自动滑移装置。
The utility model relates to an automatic opening and closing device of a bus door. The utility model particularly relates to an automatic sliding device of the bus door.
本实用新型涉及一种客车车门的自动启闭装置，特别是一种客车车门自动滑移装置。
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