carbamide

基本解釋

Carbamide peroxide, the whitening agent in bleach, can irritate gums, causing them to bleed and recede.
漂白產(chǎn)品中含有過(guò)氧化脲，該物質(zhì)會(huì)破壞牙齦，導(dǎo)致牙齦出血和牙齦退縮。
The wax can be softened with mineral oil, glycerin or ear drops. Hydrogen peroxide or carbamide peroxide may also help.
他們說(shuō)，礦物油，甘油或滴耳劑可以使耳垢軟化，過(guò)氧化氫或過(guò)氧化脲也可以起到幫助。
The use, production method and the situation at home and abroad of some carbamide downstream product which have broad market prospect were reviewed.
介紹了幾種具有廣闊市場(chǎng)前景的尿素下游產(chǎn)品的用途、生產(chǎn)方法及國(guó)內(nèi)外生產(chǎn)情況。

尿素
The 47.51% was increased, about dry cattle manure 7500 kg/667m2, carbamide 125 kg/667m2, calcium superphosphate 250 kg/667m2 and potassium sulphate 84 kg/667m2.2.
處理T3產(chǎn)量最高為11144.19kg/667m2,較對(duì)照增產(chǎn)42.51%,此施肥水平下施肥量大約每667m2施干牛糞7500kg,尿素125kg,過(guò)磷酸鈣250kg,硫酸鉀84kg。
機(jī)械工程
尿素
The optimal condition is reaction temperature 95℃,reaction time 3.5h,concentration of Zn~(2+) 0.6mol/L and molar ratio 2.5 of carbamide/Zn~(2+).
最優(yōu)工藝參數(shù)為:反應(yīng)溫度95℃、反應(yīng)時(shí)間3.5h、Zn2+濃度0.6mol/L、尿素與Zn2+物質(zhì)的量之比為2.5。
取代脲