During one oscillation cycle 12 images in sequence are captured by phase-locked technique.

采用相位锁定技术，在一个振动周期内捕捉了12个不同相位时刻的流场图片。

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The subsystems of the Asia-Pacific summer monsoon have a concurrent variation at the interannual scale, with the oscillation cycle of 2 to 3 years.

亚洲-太平洋夏季风在年际尺度上具有一致的变化特征，表现为2～3年的振荡周期。

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Steel parts are most likely to be magnetized, including escapement wheel and escapement fork, and spring will affect and balance the magnetic interference oscillation cycle.

钢质零件最容易被磁化，包括擒纵轮和擒纵叉，还有游丝，磁力会影响和干扰摆轮的震荡周期。

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"There is other research out there pointing out that this storage may be part of a natural cycle that will eventually reverse, either due to El Nino or the so-called Atlantic Multidecadal Oscillation, and therefore may not imply what the authors are suggesting, " he said.

BBC: Science & Environment