重力式辊筒输送机由于其自身的特性，必须在辊道中设置制动辊。

Due to its speciality, the gravitational roller conveyor must be equipped with brake rollers in its table roller.

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本文介绍了重力辊子输送机、动力辊子输送机和其它辊道输送机的特点及选型时应注意的问题。

This article introduces the characteristics of gravity roller conveyor, power roller conveyor and other types of conveyors and points out problems that need our attention in selecting a conveyor.

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本文着重对重力式辊筒输送机设计中有关辊筒的设计和布局，制动辊的设置及其结构等方面的问题进行了探讨。

This paper has discussed some problems in the design of the conveyor, which concern the rollers and the brake rollers, also the decline angle of the conveyor.

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