词汇	觀歷
释义	觀歷 guān lì察訪。
随便看	differential bearing cone differential bearing cup differential bed boiler differential bellows differential benefit differential between purchase and sale prices differential bevel epicyclic train differential bevel gear differential bevel pinion differential bias voltage differential binary phase shift keying Differential Binary Phase Shift Keying differential binary phase-shift keying differential binary phase shift keyingdbpsk differential binomial differential birth rate differential bit synchronization differential blasting differential block differential block tackle differential blood cell calculator differential blood-cell calculator differential blood cell count differential blood count differential blood counts