Swing shaft test bench is used to test alignment, calibration and accuracy of system under simulating swing condition in laboratory.
摇晃轴试验台是在实验室模拟摇晃条件下，对被试系统进行对准、标校及精度试验的一种装置。
It's a laying-swinging patio bench with a mattress on top so that I can rock when I sleep. I love swings and swing every night for an hour in my backyard on our swing set.
我的床还会摇摆。它简直就是一块加了床垫的平放著的秋千架，我在睡觉的时候还可以不停摆动。
It's a laying-swinging patio bench with a mattress on top so that I can rock when I sleep. I love swings and swing every night for an hour in my backyard on our swing set.
我的床还会摇摆。它简直就是一块加了床垫的平放著的秋千架，我在睡觉的时候还可以不停摆动。
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