|  | @@ -91,7 +91,7 @@ export default defineComponent({
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				|  |  |                type="primary"
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				|  |  |                size="mini"
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				|  |  |                round
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				|  |  | -              disabled={state.speed == 270}
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				|  |  | +              disabled={state.speed >= 270}
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				|  |  |                onClick={plusSpeed}
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				|  |  |              />
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				|  |  |              <Slider
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				|  | @@ -130,7 +130,7 @@ export default defineComponent({
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				|  |  |                type="primary"
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				|  |  |                size="mini"
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				|  |  |                round
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				|  |  | -              disabled={state.speed == 45}
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				|  |  | +              disabled={state.speed <= 45}
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				|  |  |                onClick={minusSpeed}
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				|  |  |              />
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				|  |  |              <Button
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