The porphyrin moiety was modified on the commercial oligonucleotides through the active 1-hydroxybenzotriazole esters of the porphyrins.

利用卟啉的1-羟基苯并三氮唑活性酯可将卟啉基团直接修饰在商品化的寡核苷酸片断上。

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Eastman CAB-531-1 is a more flexible resin requiring lower plasticizer modification than the Eastman CAB-381 esters.

伊士曼CAB - 531 - 1是一个更灵活的要求低于增塑剂修改伊士曼CAB - 381酯类树脂。

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A total of 48 components in UCR were identified, including hydrocarbons (31 kinds), alcohols (6 kinds), aldehydes (4 kinds), ethers ( 1 kinds), esters (3 kinds) and other components (3 kinds).

实验鉴定出不浸泡米饭的风味成分共48种，其中烃类31种，醇类6种，醛类4种，醚类1种，酯类3种，其他3种；

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