常見(jiàn)例句雙語(yǔ)例句The stability of slow-release sodium fluoride tablet under light and simple accelerated test was also investigated.進(jìn)行了氟化鈉緩釋片在光照和簡(jiǎn)易加速試驗(yàn)條件下的穩(wěn)定性考察。This paper investigates some technological problems of wood preservation using sodium fluoride, and several economic and possible conclusions were obtained.對(duì)用氟化鈉進(jìn)行木材防腐處理工藝中的幾個(gè)問(wèn)題進(jìn)行探討，得出幾個(gè)經(jīng)濟(jì)易行的結(jié)論。Objective:To measure the concentration of fluoride atd if ferent time after acid. Evaluate the effect on anti-acid solubility of Sodium fluoride solution contained Calcium.目的：觀(guān)測(cè)牙釉質(zhì)酸蝕后不同時(shí)間點(diǎn)的氟離子釋出量，評(píng)價(jià)含鈣的氟化鈉溶液對(duì)牙釉質(zhì)抗酸溶解性作用的效果。權(quán)威例句The oxide (which comes from an ore called coltan) is converted to a fluoride using hydrofluoric acid, and the fluoride is then reduced with liquid sodium.FORBES: What On Earth Is The Economist Talking About Here? 返回 sodium fluoride