词汇	symmetric bedding
释义	symmetric bedding 对称层理
随便看	double-dipper double dippers double dipping double-dipping double dippings double diprecession double dip recession double-dip recession double -dip recession double-dips double dip time Double direct flow SWH systems double direction double-directional double directional buffering algorithm double-directional bulb tubular generating unit double directional focusing double-directional focusing double-directional focus s ing double direction chasing method double-direction composite ground double direction counting circuit double direction detection double direction drilling machine double-direction gear pump