常見例句雙語(yǔ)例句Superfine zinc borate is obtained by solid phase grinding reaction from zinc oxide and boric acid.首先,利用氧化鋅和硼酸通過(guò)固相研磨反應(yīng)制備了硼酸鋅超微粒子。Investigates theoretically and experimentally the possibility of separating iron and boron oxide from boric iron ores by means of selective reduction.本文對(duì)硼鉄鑛進(jìn)行以選擇性還原分離鉄和硼作了理論分析和試騐研究。In the air with room temperature and different relative humidity (RH), we described mechanical, friction and wear properties of boric acid on bulk boron oxide substrate.本文利用這些手段,研究了在不同的溼度環(huán)境中,氧化硼表麪硼酸的形成槼律、表麪力學(xué)性能的變化情況及微觀摩擦磨損特性。 返回 boric oxide