long distance carriage 长距离运输
All Products must be well packed against dampness, moisture, shock and rust by Seller and be suitable for ocean and long-distance inner land carriage.
所供货物必须由卖方妥善包装，适合远洋和长途内陆运输，防潮，防湿、防震，防锈，任何由于卖方包装不善而造成的损失由卖方负担。
When the lead screw rotates a single revolution, the carriage travels a distance equal to the pitch of the lead screw.
丝杆旋转一圈，大拖板就行进等于丝杆节距的一段距离。
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