gear casing的用法和樣例：
例句
- Modal frequency and vibration response of the gear box are computed by structural FEM with a 3-D FE model.
建立齒輪箱三維有限元模型，采用結構有限元法計算齒輪箱模態(tài)頻率和振動(dòng)響應。 - "accommodation note, lip service"
空頭支票 - When designing a planet gear box, in the case of gear shifted, the power must be analyzed to make sure if there are unreasonable and inner circle power.
摘要行星變速箱設計過(guò)程中，在掛接不同擋位時(shí)，各擋功率流向是否合理，是否存在封閉功率流，是必須解決的問(wèn)題。
