基本解釋[經(jīng)濟(jì)學(xué)]防毒氣服裝詞組短語(yǔ)短語(yǔ)gas s protective clothing 防毒氣服裝non -gas-tight protective clothing 非氣密型防護(hù)服gas protective clothing更多詞組專業(yè)釋義經(jīng)濟(jì)學(xué)防毒氣服裝