|  | @@ -219,6 +219,7 @@ export default defineComponent({
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				|  |  |                    )}
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				|  |  |                    <NButton
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				|  |  |                      type="primary"
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				|  |  | +                    disabled={!row.upgradeFlag}
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				|  |  |                      text
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				|  |  |                      onClick={() => resetClassSubject(row)}>
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				|  |  |                      修改声部
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				|  | @@ -226,6 +227,7 @@ export default defineComponent({
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				|  |  |                    {index == 0 ? (
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				|  |  |                      <NButton
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				|  |  |                        type="primary"
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				|  |  | +                      disabled={!row.upgradeFlag}
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				|  |  |                        {...{ id: 'class-1' }}
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				|  |  |                        text
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				|  |  |                        onClick={() => {
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				|  | @@ -236,6 +238,7 @@ export default defineComponent({
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				|  |  |                    ) : (
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				|  |  |                      <NButton
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				|  |  |                        type="primary"
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				|  |  | +                      disabled={!row.upgradeFlag}
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				|  |  |                        text
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				|  |  |                        onClick={() => {
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				|  |  |                          startResetStudent(row);
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