P 開頭單詞
proportional sub-class numbers [數(shù)學]比例副組數(shù)
proportional speed floating regulator [電子、通信與自動控制技術(shù)]比例速度浮動調(diào)節(jié)器
proportional spacing mechanism [動力與電氣工程]比例間隔機搆
proportional spacing machine font [計算機科學技術(shù)]比例間隔機器字型
proportional spacing 比例間距；均勻間距
proportional segments [數(shù)學]比例線段
proportional sampling device [經(jīng)濟學]比例取樣器
proportional sacrifice [經(jīng)濟學]比例犧牲
proportional representation system [計劃] 比例代表制
proportional representation 比例代表制
proportional relation [計劃] 比例關(guān)系
proportional reinsurance 比例再保險；比例式分保
proportional radiation counter [教育學]比例輻射計數(shù)器[能源科學技術(shù)]比例輻射計數(shù)器
proportional pressure-reducing valve [交通運輸工程]比例減壓閥
proportional plus derivative control action 比例加微商控制作用
proportional limit of shear 剪切比例極限
proportional limit 比例限界
proportional gauge length [材料科學]比例標距