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- When we make the rod shorter, the pendulum vibrates faster. 金属杆越短，摆摆动的速度越快；
- When we make the rod shorter,the pendulum vibrates faster. 金属杆越短，摆摆动的速度越快。
- A pendulum vibrates seconds. 钟摆摆动计秒。
- Single pendulum vibration graph demonstration 单摆振动图象演示器
- Law of simple pendulum vibration 反应时。根据单摆振动定律
- A pendulum vibrating seconds. 钟摆以摆动指示秒数。
- The pendulum of the clock in my room is a bear. 我房间的钟摆是小熊形状的。
- pendulum vibration 摆动
- Even at full speed the ship's engines cause very little vibration. 这条船即使全速前进，发动机的震动也很小。
- The pendulum swings with great regularity. 钟摆很有规律地摆动着。
- Your finger can feel the vibration on the violin string. 你的手指能感觉小提琴琴弦的颤动。
- Back and forth swung the pendulum. 钟摆来来回回地摆动。
- The pendulum swung back and forth. 钟摆来回地摆动。
- Designed or constructed to operate smoothly and without vibration. 自动定的为运行平稳、无振动而设计或建造的
- The pendulum swung slowly to and fro. 钟摆在慢慢地来回摆动。
- The pendulum's swing is 12 inches. 钟摆的振幅为12英寸
- The sympathetic vibration of a circuit to a signal. 一个电路对某一个信号共鸣的振荡。
- Vibration often springs many parts of the bike. 震动常常引起自行车许多零件的松动。
- A pendulum swings back and forth. 钟摆前后摆动。
- The pendulum clock was invented in 1657. 钟摆是1657年发明的。
