最小正周期 minimal positive period

正周期法 positive period method

正周期 period positive ; positive period

校正周期 calibration period

修正周期图 [经] modified periodogram

周防正行 Masayuki Suo

周坊正行 Masayuki Suo

多个正周期解 multiple positive periodic solution

正向周期 forward period

周末正午播报 Weekend Bulletin ; The World This Week ; Weenkend Bulletin