中文品名:HASLER型手提转速表
A clockwork type interior instrument, automatically engages the indicating mechanism when the instrument is started and releases after three seconds. The tachometer is non magnetic and can therefore be used in electric power stations, etc.
钟表式内部仪器,在仪器启动时自动接合指示机构,并在三秒钟后松开。转速表是非磁性的,因此可用于发电站等。