短語(yǔ)詞組短語(yǔ)ordinary level of measurement 若變項(xiàng)衹屬順序尺度upper level wind measurement 高空風(fēng)測(cè)量Level l measurement 物位測(cè)量?jī)x表level ultrasonic measurement 超聲料位測(cè)量low level signal measurement 低電平信號(hào)測(cè)量interval level of measurement 定距計(jì)量Ratio level of measurement 定比計(jì)量Level of measurement 水平;尺度;層次;尺度Nominal level of measurement 定類(lèi)計(jì)量 返回 level measurement