The seat belt pre-tensioner is incorporated in the seat belt retractor.
安全带预紧装置则嵌入到安全带伸缩装置中。
If they don't fit well, check the retractor-the spool-like device that tightens the belt-near the floor.
如果感觉不舒适，就要检查靠近座底的安全带伸缩装置种拉紧安全带的轴状装置。
If they don't fit well, check the retractor-the spool-like device that tightens the belt-near the floor.
如果感觉不舒适，就要检查靠近座底的安全带伸缩装置种拉紧安全带的轴状装置。
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