New triazine derivatives 三嗪类新化合物
New Tetrathiafulvalence Derivatives 新型四硫富瓦烯衍生物
new shikimic acid derivatives 莽草酸衍生物
new steroid glycoside derivatives 新甾体皂苷衍生物
Meanwhile, new derivatives' forecost and prospects of cellulose ethers were also pointed out.
并提出了一些具有发展前途的纤维素醚类新品种及其潜在应用前景。
In order to search for new derivatives with longer duration of action and higher activity, captopril esters and thioethers were synthesized.
因半衰期短，为了延长药物作用时间和提高药效，本文合成了它的酯和硫醚类衍生物。
Just like junk bonds, another once-misused financial instrument, many of the new derivatives will be back, for no better reason than that they are useful.
正如另一种曾被滥用的金融工具——垃圾债券一样，这些新衍生品中的很大一部分迟早会重回市场，因为它们的确有用。
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