differential concatenationseries opposingseries-opposing connection
... 串联锚: back anchorbacking an anchor 反向串联: differential concatenationseries opposingseries-opposing connection 串联舵: tandem rudders ...
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differential concatenationseries opposingseries-opposing connection
微分串联串联对接串联对接
以上为机器翻译结果，长、整句建议使用 人工翻译 。