wittenburg 中文意思是什麼
wittenburg
解釋
維滕堡-
Before the second cash, the safety mechanism benefit occupant to safe condition. the safety mechanism is very cheap and it can be bought by most consumer. based on the multi - body dynamics roberson - wittenburg formula, a mathematical modle of the " occupant - seat - safety mechanism " system was built, and its kinematic equation was given. the corresponding computer programme was based on the equation, kinematic equation can provide advice for safety mechanism and serve for computer imotion. r / w and kane set up their own formula. they both can prove safety mechanism is benfit to occupant
為了研究人體的傷害機理，選擇適當的人體模型作為研究對象；人體採用二維多剛體鉸接模型，將人體簡化為骨盆、軀干、頭部、大腿、小腿、腳部、上臂和前臂八個剛體，而相應的七個關節腰、頸、髖、膝、踝、肩和肘，均簡化為帶有扭力彈簧和轉動阻尼的鉸鏈。 -
In 1766, titius von wittenburg developed an empirical formula for planetary distances. curiously, this formula not only fitted quite well with the known distances of the six planets from the sun, it also made room for a planet located between mars and jupiter. the notion of this unknown planet was further popularized by johann bode, then director of berlin observatory
1766年，提迪奧斯提出了一條計算行星與太陽之間距離的經驗公式，這條公式不但可以得出當時已知的六大行星與太陽之間的大約距離，更顯示火星和木星的軌道之間，可能存在另一顆行星。
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