Gears are weather proofed and BabbIt'sprockets may be applied.
齿轮抗大气腐蚀的,并且可以应用巴氏合金链轮.
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At this point, the sprockets of his memory claw at a blank reel.
在这时, 里斯-琼斯记忆的齿轮空转了.
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Some movement of sprockets and timing marks as belt tension is adjusted is normal.
当调整皮带张力时,链轮与正时记号有些许移动是正常的.
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