用L-2造句子，“L-2”造句

2、An efficient method for the synthesis of L-2-(N-Boc)-3',4'-dimethoxyphenylalanine ethyl ester

1、Cloning and Expression of Conversion DL-2-amino-△～2-thiazoline-4-carboxylic Acid to L-cysteine in Pseudomonas sp. TS1138;

3、It has pitched what it is calling the L-2 Farside Mission Orion spacecraft to do the job, which would house both astronauts and probes.

4、本文使用穆斯堡爾效應對三個鉻鐵礦進行了研究，測量了鉻鐵礦L-1在150K和298K温度下的穆斯堡爾譜和鉻鐵礦L-2和L-3在298K温度下的譜。