When the air channel is blocked, the damping element can flow the air into fan-motor element to reduce the load of motor.

当真空吸尘器内的空气通路 被阻塞时，通过阻尼件让空气流入风扇电机组件，可以降低电机的负载。

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The whole finite element model includes 5 nodes and 5 elements, and these element types are D. C. motor element, reduction gear element, beam element, crank element and buffer element.

有限元模型包括5个节点和5个单元，这些单元分别是直流电机单元、齿轮减速器单元、梁单元、曲柄单元和缓冲器单元。

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The risk of a motor accident, fire at a factory, theft of goods from a store, or injury at work are all pure risks with no element of gain

车祸、工厂的火灾、商场货物的偷窃、或者是工伤，这些风险都是不能获利的纯粹风险。

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