三角星形线的两条互相垂直的法线的交点在哪里?Construct two mutually orthogonal tangents of the deltoid. Where do they meet?2三角星形线的两条互相垂直的切线的交点在哪里?Construct the part of the tangent of the deltoid intercepted by the curve....
他是研究中国古代天文学文献的专家.He was an expert on ancient Chinese astronomical literature.这份文献显示出对宿命论的某些矛盾观点.The document expressed some ambivalence over the doctrine of predestination.这份文献的年份是775年.The document is dated 775....
Kerberos authenticates the identity and encrypts their communications through secret - key cryptography.KERBEROS协议 认证试图等录上网用户的身份,并通过使用密匙密码为用户间的通信加密.Kerberos protocol is an authentication protocol based on private key cry...
他们通过无线电证实她在营救幸存者。They confirmed by wireless that she was picking up survivors.营救人员仍在艰难地向被困者靠拢。Rescuers were still working their way towards the trapped men.那个23岁女孩的尖叫引来了一位过路人前去营救。The 23-year-old's screams alerted a ...