Since 1979 China has collected 24.7 billion yuan in pollutant discharge fees.1979年以来,全国共征收排污费247亿元.Objective To explore the value of galactography in the diagnosis of breast diseases nipple discharge.目的探讨乳腺导管造影在溢液乳腺疾病诊断中...
Objective To investigate the three - dimensional structure of normal and cancerous female mammary duct and acinus system.目的研究女性正常及癌变乳腺导管系统的三维结构.Results: Under the light microscope, myoepithelial cells were found around t...
Multi - spacecraft observations of diffuse ions upstream of Earth's bow shock.地球的bowshock上游漫散离子太空船多路观测.Spacecraft Columbia touched down yesterday...“哥伦比亚”号宇宙飞船昨天着陆。a manned spacecraft载人宇宙飞船The spacecraft is set to t...