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It is clearly indicated that this technique used in the small scale conveyance system, has very high property price ratio, and is operated simply, having expansion application value.
实践表明：该技术用于小型输送系统，具有很高的性价比，并且操作简单，具有推广应用价值。
It is clearly indicated that this technique used in the small scale conveyance system, has very high property price ratio, and is operated simply, having expansion application value.
实践表明：该技术用于小型输送系统，具有很高的性价比，并且操作简单，具有推广应用价值。
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