| 单词 | stepping motor |
| 例句 | The focusing system “is driven by a stepping motor, which drives the lens’ focusing elements into place through precise electrical pulses for extremely fast and auto-focusing capabilities,” says Fujifilm. Fujifilm’s X-T30 is a smaller, cheaper version of the amazing X-T3 2019-02-14T05:00:00Z The drum is driven by a stepping motor, controlled by the Arduino which gets the higher level commands from the Raspberry. Quadcopters to Alzheimer's solutions: readers' best Raspberry Pi projects 2016-12-22T05:00:00Z |
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