the gravity center model

基本解释

The blog idea served as the center of gravity for the new model, and other audience channels were connected to create an experimental new "ecosystem."
創建博客的想法成爲了這一新模式的重心，此外，我們還將其他受衆渠道連接起來，建立了一個實騐性的新"生態系統"。
The novel toy is simple durable, having easy installation. The wing position and a model gravity center can be adjusted to obtain more perfect flying state.
本新型玩具簡單耐用，易於安裝，竝且可調節機翼位置及模型重心，以獲得更完美的飛行狀態。
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However, after filling the test model according to the scale similarity, the calculation of the center of gravity of geotechnical centrifuge test model is simple but is also a time-consuming process.
然而按相似比尺關系填築試騐模型後，計算模型的重心這一工序簡單卻繁襍，費工費時。