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Bucket elevator is used to transport impure sand and pure sand.
斗提机是用于输送旧砂和新砂。
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This sturdy bucket elevator line is built for durability and easy installation.
这个坚固的斗式提升机系列十分坚固耐用，易于安装。
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This sturdy bucket elevator line is built for durability and easy installation.
这个坚固的斗式提升机系列十分坚固耐用，易于安装。
youdao