Tipping bucket rain gauge is a remote rainfall measuring instrument composed of a sensor and a signal recorder. The sensor is composed of a water-bearing device, an upper tipping bucket, a metering tipping bucket, a counting tipping bucket, a dry reed switch, etc.  The recorder consists of a counter......

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Medical instruments refer to instruments, equipment, instruments, in vitro diagnostic reagents, calibrators, materials and other similar or related articles directly or indirectly used in the human body, including the necessary computer software.