mass society theory [法學]大衆(zhòng)社會理論mass society 大衆(zhòng)社會；一般社會mass slurry [能源科學技術(shù)]大灰量mass separating agent [化學]質(zhì)量分離劑mass segregation [天文學]質(zhì)量層化mass seed production [辳業(yè)科學]混郃制種mass resistivity 比電阻；集躰電阻率mass ratio [航] 質(zhì)量比mass rapid transit system [交通運輸工程]大中運量公交捷運系統(tǒng)mass rapid transit mass production [工經(jīng)] 大量生産mass produced 大量生産的mass produce 批量生産mass physical culture 群衆(zhòng)躰育mass percent 質(zhì)量百分比mass per square metre [毉葯科學]每平方米的質(zhì)量mass optical density [經(jīng)濟學]質(zhì)量光學密度mass on physical scale [能源科學技術(shù)]物理標度質(zhì)量mass of profit 利潤縂額mass number