|  | <cn>
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							|  | #### 步长选项
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							|  | 可以使用 `hourStep` `minuteStep` `secondStep` 按步长展示可选的时分秒。
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							|  | </cn>
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							|  | 
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							|  | <us>
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							|  | #### interval option
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							|  | Show stepped options by `hourStep` `minuteStep` `secondStep`.
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							|  | </us>
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							|  | 
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							|  | ```html
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							|  | <template>
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							|  |   <a-time-picker :minuteStep="15" :secondStep="10" />
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							|  | </template>
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							|  | ```
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