計(jì)數(shù)氣體 gas counting: 氣體計(jì)數(shù)gas-counting: 氣體計(jì)數(shù)gas-filled counting method: 內(nèi)充氣計(jì)數(shù)法internal gas counting: 內(nèi)充氣計(jì)數(shù); 內(nèi)沖氣計(jì)數(shù)proportional gas counting: 正比氣體計(jì)數(shù)下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯
