常見例句雙語例句Sodium ammonium hydrogen phosphate;磷酸氫銨鈉；The ammonium phosphate type SFPEA and the sodium carbonate type SFPEA had similar extinguishing efficiency when their particle sizes were near in class B fire.對B類火來說，主料為磷酸銨鹽型的超細(xì)微粒滅火劑和主料為碳酸氫鈉型超細(xì)微粒滅火劑，粒度接近時，其滅火效率沒有明顯差距。 返回 sodium ammonium phosphate