Some studies on the maximum power point tacking of the PV array, and the true maximum power point tracking (TMPPT) is realized by self-optimizing control.

研究了光伏阵列的最大功率点跟踪，并采用自寻优技术实现太阳能光伏阵列真正的最大功率点跟踪(TMPPT)。

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While the stated maximum tax rate did not go up from 39.6%, the true impact was to increase the marginal tax rate to 40.788%, since each dollar of earnings was taxed at 103% of 39.6%.

FORBES: Impact of the "Fiscal Cliff" Tax Legislation on Charitable Giving in 2013