Because dinitrogen tetroxide has intense oxidation character, it was often used as one oxidant of bipropellants.
四
化二氮由于沸点低、易挥发,直接使用时存在诸多不便,常被制成胶体推进剂使用。
化剂(oxidant的复数)Because dinitrogen tetroxide has intense oxidation character, it was often used as one oxidant of bipropellants.
四
化二氮由于沸点低、易挥发,直接使用时存在诸多不便,常被制成胶体推进剂使用。
Tetraethyl thiuram disulfide was synthesized one step from diethylamine and carbon bisulfide with hydrogen peroxide(27.5%) as oxidant.
以二乙胺和二
化碳为原料,经双
水(275%)
化,一步合成了四乙
秋兰姆化二
。
This thesis mainly introduced that ureas and semicarbazides were synthesized by oxidation of corresponding thioureas and thiosemicarbazides using 30% peroxide as oxidant.

主要介绍了以30%浓度的双
水作为
化剂
化
脲、

脲来制备相应的脲和
脲类化合物。
Expressions of S-adenosylmethionine synthetase gene, arginase gene and oxidant stress related genes in myocardial tissue of normal and diabetic rats were assayed by DNA microarray.
在正常大鼠和糖尿病大鼠心肌组织中,以
因芯片技术测定S腺苷蛋
酸合成酶、精
酸酶及
化应激相关
因的表达。
This is a conventional beauty remedy and also a very secretive anti oxidant concept. It contains Bromelin and Papaine to help exfoliate dead cells from the skin.
可以治疗及预防皮肤过早老化,减少紫外线辐射造成的红斑,连带细纹,黑色素都逐渐减少,它更是角质更新的有效成份。
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