单词	gravity pipe
释义	gravity pipe 重力自流管
随便看	sequential notation sequential number sequential observation sequential observer sequential occurrence sequential of voyage sequential operation sequential operations sequential operator sequential optimization sequential option sequential order sequential order of the phases sequential organization sequential organization file Sequential Packet Exchange sequential parameters sequential parlog machine sequential parsing scheme sequential partitioned system sequential pattern sequential pattern recognition sequential phase control sequential picture coding sequential placement hmrs hmsc hmsd hmsh hmsj hmsq hmsw hmsx hmsy hmsz incentive inch inclusive income income gain in corner incorner in course incourse incubation