送交者: pgss 于 2015-01-21, 10:46:08:

回答: 其实不可以说是直观。。。就是momentum space 由 pgss 于 2015-01-21, 10:26:03:

• Helps. Thanks. My point is that a curve is a countable vector. (无内容) - 短江学者 (0 bytes) 2015-01-21, 11:10:11 (767954)

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