单词	蓋上蓋兒
释义	同COVER
随便看	time rate system time rating time ratio time ratio method timer circuit timer clock timer contact timer control table timer control table--tct timer control table，tct time receiving time reckoning time record time recorder time-- recovery time recurrence time-recursive algorithm time redundancy time reference time reference coordinate time reference navigation time reference scanning beam time-reflection symmetry time register time related