短語詞組短語buffer -gas pressure 緩沖氣體壓力buffer r gas 緩沖氣體pressure of buffer gas 緩沖氣體壓強(qiáng)the buffer gas pressure 緩沖氣壓primary buffer gas 稀釋氣flowing buffer gas 流動(dòng)式緩沖氣體buffer gas pressure 緩沖氣體壓強(qiáng)nitrogen buffer gas 以氮?dú)鉃檩d氣buffer gas collision 緩沖氣體碰撞 返回 buffer gas