pendulum bob

基本解釋

In a cunning economy, Mr Sauter uses the battery pack itself as the bob of the pendulum.
出于經(jīng)濟(jì)眼光，索特使用電池組本身充當(dāng)鐘擺的浮子。
If I double the mass of my bob at the end of a pendulum, then the vertical component of the tension will also double.
如果把鐘擺末端,物體重量加倍，那么張力的垂直分力,也會(huì)加倍。
The utility model uses the electromagnet to control and move the axial position of the pendulum bob for automatically controlling the separation and the combination of the clutch.
本實(shí)用新型利用電磁鐵控制移動(dòng)擺錘的軸向位置來(lái)自動(dòng)控制離合器的離與合。
ip.com

The pendulum bob is the moon.
ECONOMIST: Craftmade timepieces
The best pendulum clocks ever made were the long forgotten and little remembered Shortt-Synchrome pendulum clocks, in which an Invar pendulum with a 14 pound bob swung inside a copper vacuum tank.
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