He developed an armillary sphere, on which were carved all the astronomical phenomena known time.经过多年的观察,他研制了一架“浑天仪”.凡是知道的重要天文现象, 都刻在“浑天仪”上了.And a new type sphere - conical roller and globoid cam graduator is designed.并在...
Thinking can indirectly and resumptively reflects intrinsical attribute and inherent rule of function of human brain.思维是人脑对客观事物本质属性和内部规律性的间接的、概括的反映.They were approached indirectly through an intermediary.通过一位中间人，他们进行了间接接...