Three routes of derivation for 2-FBA are compared and the PFB-ester method is selected to be the radical route of the sample treatment.

比较了可用于2-FBA 衍生反应的三种途径，选定PFB脂化法为本工作的衍生反应途径。

An innovative wind box is designed especially for the PFB boiler, and its reliability of gas sealed configuration in the start up system is testified.

验证了为增压流化床锅炉特制的启动系统中带有气封结构的风室的可靠性。

To clone mouse interleukin 4 (mIL-4) truncated gene, construct its eukaryotic expression plasmid pFB-mIL4 and express the truncated protein (murine IL-4 receptor antagonist).

构建小鼠il - 4截短型基因真核表达质粒，表达小鼠il - 4受体拮抗体蛋白。