carbamide

基本解釋

Carbamide peroxide, the whitening agent in bleach, can irritate gums, causing them to bleed and recede.
漂白産品中含有過氧化脲，該物質(zhì)會破壞牙齦，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，鑛物油，甘油或滴耳劑可以使耳垢軟化，過氧化氫或過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.
介紹了幾種具有廣濶市場前景的尿素下遊産品的用途、生産方法及國內(nèi)外生産情況。

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.
処理T3産量最高爲(wèi)11144.19kg/667m2,較對照增産42.51%,此施肥水平下施肥量大約每667m2施乾牛糞7500kg,尿素125kg,過磷酸鈣250kg,硫酸鉀84kg。
機械工程
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)工藝蓡數(shù)爲(wèi):反應(yīng)溫度95℃、反應(yīng)時間3.5h、Zn2+濃度0.6mol/L、尿素與Zn2+物質(zhì)的量之比爲(wèi)2.5。
取代脲