基本解釋[經濟學]正比硼計數(shù)管詞組短語短語proportional boron -lined counter 正比涂硼計數(shù)管boron trifluoride proportional counter 三氟化硼正比計數(shù)管boron deposited proportional counter tube 硼沉積正比計數(shù)管proportional boron counter更多詞組專業(yè)釋義經濟學正比硼計數(shù)管