Steel column is fixed to special jig, slipping below the installation position by chain block and lifting by pulley block and windlass.
将钢骨柱固定在专用胎架上，通过倒链滑移至安装点下方后，采用滑轮组和卷扬机进行提升就位。
The well was in the back porch, broad and deep, with a bucket, chain, and windlass.
屋后的走廊里有一口又大又深的井，配有水桶、链条和辘轳。
A windlass and all-chain rode may add 300-600lb. in the bow and can adversely affect the performance of your boat.
一台起锚机和锚链可能会在船艏增加300到600磅的重量，反而会影响船的性能。
A windlass and all-chain rode may add 300-600lb. in the bow and can adversely affect the performance of your boat.
一台起锚机和锚链可能会在船艏增加300到600磅的重量，反而会影响船的性能。
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