权威例句
hygrographhygrographhair hygrographThermo-hygrograph charts 1993Thermo-hygrograph charts 1993Thermo-hygrograph charts 1989Thermo-hygrograph charts 1994A Newly Designed Hair HygrographTransformation of barograph and hygrograph readings to electric values"Continuous records of temperature and humidity are obtained by use of either a hygrothermograph (top) or a hygrograph (left) and a ...