单词	谐量图
释义	同矢量图--谐量图
随便看	primary type primary-type coal primary unit primary unit cell primary upper jaw primary uranium primary uranium ore primary urcter primary urinary duct primary urine primary valence primary valency primary value activities primary variable primary variations in depth primary vascular bundle primary vascular bundle (strand) primary vascular tissue primary vascular wall primary vector primary vein primary venturi primary--villus primary vision primary vision area